Andrews, T. P., Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220 and Xu, Z., (1990) The form of optimal controllers for tidal power generation schemes. Numerical Analysis Technical Report. 8/90. Technical Report. The University of Reading, Reading.

Bengtsson, L. (1990) Advances in the numerical prediction of the atmospheric circulation in the extra-tropics. In: Extratropical Cyclones. The Erik Palmén Memorial Volume. American Meteorological Society, pp. 194-217. ISBN 978-9991125718

Bengtsson, L. (1990) Next Friday's weather. In: Scientific Europe - Research and Technology in 20 Countries. Foundation Scientific Europe, pp. 174-181. ISBN 9073035066

Boness, K. D. (1990) Application of personal computers to eddy current inspections. In: IEE Colloquium on NDT Technology in Aerospace, 15 Jan 1990, London, 7/1-7/2.

Bowe, G. A., Hapgood, M. A., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 and Willis, D. M. (1990) Short-term variability of solar wind number density, speed and dynamic pressure as a function of the interplanetary magnetic field components: A survey over two solar cycles. Geophysical Research Letters, 17 (11). pp. 1825-1828. ISSN 00948276 doi: 10.1029/GL017i011p01825

Bunse-Gerstner, A., Mehrmann, V. and Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220 (1990) On derivative and proportional feedback design for descriptor systems. In: Kaashoek, M. A., Van Schuppen, J. H. and Ran, A. C. M. (eds.) Signal Processing, Scattering and Operator Theory, and Numerical Methods. Birkhauser, Boston, pp. 437-446.

Carnevale, G. F. and Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1990) On the interpretation of Andrews’ theorem. Geophysical & Astrophysical Fluid Dynamics, 51 (1-4). pp. 1-17. ISSN 1029-0419 doi: 10.1080/03091929008219847

Elphic, R. C., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Cowley, S. W. H. and Sandholt, P. E. (1990) Flux transfer events at the magnetopause and in the ionosphere. Geophysical Research Letters, 17 (12). pp. 2241-2244. ISSN 0094-8276 doi: 10.1029/GL017i012p02241

Fletcher, M.J., Mitchell, R. J. and Minchinton, P. R. (1990) Vidibus: a low-cost, modular bus system for real-time video processing. Electronics & Communications Engineering Journal, 2 (5). pp. 195-201. ISSN 0954-0695 doi: 10.1049/ecej:19900044

Freeman, M. P., Farrugia, C. J., Cowley, S. W. H., Southwood, D. J., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 and Etemadi, A. (1990) The response of the magnetosphere-ionosphere system to solar wind dynamic pressure variations. In: Physics of Magnetic Flux Ropes. in "Physics of magnetic flux ropes", ed. C.T. Russell, E.R. Priest and L.C. Lee, Geophys. Monograph 58, 58. American Geophysical Union, Washington, D.C., USA, pp. 611-618. doi: 10.1029/GM058p0611

Glaister, P. (1990) Another peek at the golden section. Mathematical Gazette, 74. pp. 45-46. ISSN 0025-5572

Glaister, P. (1990) Approximate Riemann solutions of the two-dimensional shallow-water equations. Journal of Engineering Mathematics, 24 (1). pp. 45-53. ISSN 1573-2703 doi: 10.1007/BF00128845

Glaister, P. (1990) Arithmetic progressions for number sequences. International Journal of Mathematical Education in Science and Technology, 21 (3). pp. 506-509. ISSN 1464-5211 doi: 10.1080/0020739900210322

Glaister, P. (1990) Card shuffling: a microcomputer approach. Mathematics and Computer Education, 24 (1). pp. 7-10. ISSN 0730-8639

Glaister, P. (1990) Finite and infinite products: a fresh look. Teaching Mathematics and its Applications, 9 (4). pp. 179-185. ISSN 1471-6976 doi: 10.1093/teamat/9.4.179

Glaister, P. (1990) Flux difference splitting for inviscid, real gases with non-equilibrium chemistry. Computers & Mathematics with Applications, 20 (3). pp. 45-51. ISSN 0898-1221 doi: 10.1016/0898-1221(90)90029-J

Glaister, P. (1990) Further optimisation problems. Mathematical Gazette, 74. pp. 374-375. ISSN 0025-5572

Glaister, P. (1990) Lateral thinking in mechanics. Physics Education, 25 (2). p. 75. ISSN 1361-6552 doi: 10.1088/0031-9120/25/2/101

Glaister, P. (1990) Mathematics for the bath: a model and its solution. Teaching Mathematics and its Applications, 9 (1). pp. 15-18. ISSN 1471-6976 doi: 10.1093/teamat/9.1.15

Glaister, P. (1990) Non-uniform acceleration formulae. School Science Review, 71. p. 122. ISSN 0036-6811

Glaister, P. (1990) On the distance travelled. Physics Education, 25 (5). p. 240. ISSN 1361-6552 doi: 10.1088/0031-9120/25/5/104

Glaister, P. (1990) On the proof of a general result in mechanics involving projectiles. Theta, 4. pp. 3-5. ISSN 0953-0738

Glaister, P. (1990) Sequences and limits. Mathematics Teaching, 132. p. 7. ISSN 0025-5785

Glaister, P. (1990) Some aspects of projectile motion. School Science Review, 72. pp. 125-127. ISSN 0036-6811

Glaister, P. (1990) Some further results for motion with air resistance. School Science Review, 72. pp. 123-125. ISSN 0036-6811

Glaister, P. (1990) Times of flight. Mathematical Gazette, 74. pp. 138-139. ISSN 0025-5572

Glaister, P. (1990) Two problems - on the perimeter and mensuration and calculus. Mathematics Teaching, 131. p. 34. ISSN 0025-5785

Glaister, P. (1990) When the dam breaks. Physics Education, 25 (3). p. 139. ISSN 1361-6552 doi: 10.1088/0031-9120/25/3/103

Glaister, P. (1990) You will get your pi, eventually. Mathematical Spectrum, 23 (2). pp. 33-35. ISSN 0025-5653

Glaister, P. (1990) An algorithm for isentropic flow. International Journal of Numerical Methods for Fluids, 11 (2). pp. 169-175. ISSN 1097-0363 doi: 10.1002/fld.1650110204

Glaister, P. (1990) e - the easy way. Teaching Mathematics and its Applications, 9 (2). pp. 55-57. ISSN 1471-6976 doi: 10.1093/teamat/9.2.55

Glaister, P. (1990) An infinite series and a proof of its sum. International Journal of Mathematical Education in Science and Technology, 21 (5). pp. 816-820. ISSN 0020-739X doi: 10.1080/0020739900210513

Glaister, P. (1990) A projectile problem with an application. International Journal of Mathematical Education in Science and Technology, 21 (6). pp. 1002-1006. ISSN 1464-5211 doi: 10.1080/0020739900210617

Glaister, P. (1990) A similarity solution for a shock reflection problem in isentropic gas dynamics. Computers & Mathematics with Applications, 20 (1). pp. 67-75. ISSN 0898-1221 doi: 10.1016/0898-1221(90)90071-Q

Hawkins, G. J., Hunneman, R. and Seeley, J. S. (1990) Preliminary results from the infrared multilayer filters and materials exposed to the space environment on the NASA LDEF mission. In: Lettington, A. H. (ed.) Infrared Technology and Applications. SPIE Proceedings (1320). SPIE Press, Bellingham, WA, pp. 407-419. ISBN 9780819403810 doi: 10.1117/12.22348

Jones, G.O.L., Williams, P.J.S., Winser, K.J. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1990) Characteristics of the high-latitude trough. Advances in Space Research, 10 (6). pp. 191-196. ISSN 02731177 doi: 10.1016/0273-1177(90)90253-V

Kautsky, J. and Nichols, N. ORCID: https://orcid.org/0000-0003-1133-5220 (1990) Robust pole assignment in systems subject to structured perturbations. Systems & Control Letters, 15 (5). pp. 373-380. ISSN 0167-6911 doi: 10.1016/0167-6911(90)90060-8

Keating, J.G., Mulligan, F.J., Doyle, D.B., Winser, K.J. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1990) A statistical study of large field-aligned flows of thermal ions at high-latitudes. Planetary and Space Science, 38 (9). pp. 1187-1201. ISSN 0032-0633 doi: 10.1016/0032-0633(90)90026-M

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 and Smith, M. F. (1990) Reply to Comment on: ’Low-altitude signatures of the cusp and flux transfer events’ by Mike Lockwood and Mark F. Smith. Geophysical Research Letters, 17 (5). pp. 657-658. ISSN 00948276 doi: 10.1029/GL017i005p00657

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Cowley, S. W. H. and Freeman, M. P. (1990) The excitation of plasma convection in the high-latitude ionosphere. Journal of Geophysical Research, 95 (A6). pp. 7961-7972. ISSN 0148-0227 doi: 10.1029/JA095iA06p07961

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Cowley, S. W. H. and Sandholt, P. E. (1990) Transient reconnection: Search for ionospheric signatures. Eos, Transactions American Geophysical Union, 71 (20). pp. 709-720. ISSN 0096-3941 doi: 10.1029/EO071i020p00709-02

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Cowley, S. W. H., Sandholt, P. E. and Lepping, R. P. (1990) The ionospheric signatures of flux transfer events and solar wind dynamic pressure changes. Journal of Geophysical Research, 95 (A10). p. 17113. ISSN 0148-0227 doi: 10.1029/JA095iA10p17113

Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Sandholt, P.E., Farmer, A.D., Cowley, S.W.H., Lybekk, B. and Davda, V.N. (1990) Auroral and plasma flow transients at magnetic noon. Planetary and Space Science, 38 (8). pp. 973-993. ISSN 0032-0633 doi: 10.1016/0032-0633(90)90043-P

Mitchell, R. J. (1990) Multi-microprocessor control of processes with pure time delay. Transactions of the Institute of Measurement and Control, 12 (2). pp. 58-64. ISSN 1477-0369 doi: 10.1177/014233129001200201

Robinson, R.M., Clauer, C.R., De La Beaujardiere, O., Kelly, J.D., Friis-christensen, E. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1990) Sondrestrom and EISCAT radar observations of poleward-moving auroral forms. Journal of Atmospheric and Terrestrial Physics, 52 (6-8). pp. 411-420. ISSN 00219169 doi: 10.1016/0021-9169(90)90040-T

Sandholt, P. E. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1990) Periodic auroral events at the high-latitude convection reversal in the 16 MLT region. Geophysical Research Letters, 17 (11). pp. 1877-1880. ISSN 0094-8276 doi: 10.1029/GL017i011p01877

Sandholt, P. E., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Lybekk, B. and Farmer, A. D. (1990) Auroral bright spot sequence near 1400 MLT: Coordinated optical and ion drift observations. Journal of Geophysical Research, 95 (A12). pp. 21095-21110. ISSN 0148-0227 doi: 10.1029/JA095iA12p21095

Sandholt, P. E., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Oguti, T., Cowley, S. W. H., Freeman, K. S. C., Lybekk, B., Egeland, A. and Willis, D. M. (1990) Midday auroral breakup events and related energy and momentum transfer from the magnetosheath. Journal of Geophysical Research, 95 (A2). pp. 1039-1060. ISSN 0148-0227 doi: 10.1029/JA095iA02p01039

Seeley, J. S., Hunneman, R. and Hawkins, G. J. (1990) System performance in IR atmospheric radiometry. In: Herrmann, R. (ed.) Optical Thin Films and Applications. SPIE Proceedings (1270). SPIE Press, Bellingham, WA, pp. 244-249. ISBN 9780819403179 doi: 10.1117/12.20381

Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1990) Isovortical constraints on the statistical-dynamical behaviour of strongly nonlinear two-dimensional and quasi-geostrophic flow. In: Moffatt, H. K. and Tsinober, A. (eds.) Topological fluid mechanics. Cambridge University Press, Cambridge, pp. 278-287. ISBN 0521381452

Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1990) Symmetries, conservation laws, and Hamiltonian structure in geophysical fluid dynamics. In: Dmowska, R. (ed.) Advances in Geophysics. Elsevier, pp. 287-338. doi: 10.1016/S0065-2687(08)60429-X

Shepherd, T. G. ORCID: https://orcid.org/0000-0002-6631-9968 (1990) A general method for finding extremal states of Hamiltonian dynamical systems, with applications to perfect fluids. Journal of Fluid Mechanics, 213 (1). pp. 573-587. ISSN 0022-1120 doi: 10.1017/S0022112090002452

Smith, M. F. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1990) The pulsating cusp. Geophysical Research Letters, 17 (8). pp. 1069-1072. ISSN 00948276 doi: 10.1029/GL017i008p01069

Smith, M. F., Winningham, J. D., Slavin, J. A. and Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172 (1990) DE-2 observations of filamentary currents at ionospheric altitudes. In: Physics of Magnetic Flux Ropes. Amarican Geophysical Union, Washington, D.C., USA, pp. 591-598. doi: 10.1029/GM058p0591 (edited by: C.T. Russell, E.R. Priest and L.C. Lee, Geophys. Monograph Ser. 58)

Winser, K.J., Lockwood, M. ORCID: https://orcid.org/0000-0002-7397-2172, Jones, G.O.L., Rishbeth, H. and Ashford, M.G. (1990) Measuring ion temperatures and studying the ion energy balance in the high-latitude ionosphere. Journal of Atmospheric and Terrestrial Physics, 52 (6-8). pp. 501-517. ISSN 00219169 doi: 10.1016/0021-9169(90)90049-S

Zhang, K. Q., Hunneman, R., Seeley, J. S. and Hawkins, G. J. (1990) Investigation of ultra wideband multi-channel dichroic beamsplitters from 0.3 to 52µm. Infrared Physics & Technology, 30 (1). pp. 45-53. ISSN 1350-4495 doi: 10.1016/0020-0891(90)90040-3

Zhang, K.Q., Hunneman, R., Seeley, J.S. and Hawkins, G. J. (1990) Optical and semi-conductor properties of Lead Telluride coatings. In: Tschudi, T. (ed.) Thin Films in Optics. Proceedings of SPIE (1125). SPIE, pp. 45-52. ISBN 9780819401618