Seasonal variations of diffuse solar radiation at Ilorin (8°32′N,4°46′E), Nigeria Moses G. IziomonTheophilus O. Aro OriginalPaper Pages: 1 - 18
North and south major flare periodicities during solar cycle 20 A. A. GalalShahinaz YousefE. Bebars OriginalPaper Pages: 19 - 30
Period-finding methods, techniques and applications to variable stars observations A. A. El-Bassuny Alawy OriginalPaper Pages: 31 - 66
High energetic solar proton flares on the declining phase of solar cycle 22 M. A. Mosalam Shaltout OriginalPaper Pages: 67 - 75
Solar structure in terms of Gauss' hypergeometric function H. J. HauboldA. M. Mathai OriginalPaper Pages: 77 - 86
Electronic effects in astrophysically relevant nuclear reactions H. LeebH. Oberhummer OriginalPaper Pages: 87 - 105
The GALLEX solar neutrino experiment at the Gran Sasso Underground Laboratory J. Kiko OriginalPaper Pages: 107 - 112
A heuristic remark on the periodic variation in the number of solar neutrinos detected on Earth H. J. HauboldA. M. Mathai OriginalPaper Pages: 113 - 134
Microwave radiation from young solar type stars observed with the Very Large Array in Socorro Rajendra VikramSingh OriginalPaper Pages: 135 - 150
The surface distortion caused by the tides in galactic binary system Mervat EL-Said AwadAnas Ibrahium OsmanHussein Fakery Ali OriginalPaper Pages: 151 - 183
Galaxy dynamics with small computers : Some results on tidal interactions R. K. KochharP. M. S. Namboodiri OriginalPaper Pages: 185 - 194
The implications of intrinsic luminosity evolution on the value of the density parameter (Ω) and the evolution of radio sizes of radio galaxies and quasars A. A. Ubachukwu OriginalPaper Pages: 195 - 202
Notes on applications of general relativity in free space : implication from the motion of a test particle M. I. WanasM. A. Bakry OriginalPaper Pages: 203 - 220
Theoretical interpretation of cosmic magnetic fields F. I. MikhailM. I. WanasA. M. Eid OriginalPaper Pages: 221 - 237
Cosmological application of the New General Relativity F. I. MikhialM. I. WanasG. G. L. Nashed OriginalPaper Pages: 255 - 271
New path equations in absolute parallelism geometry M. I. WanasM. MelekM. E. Kahil OriginalPaper Pages: 273 - 276
Two notes about spin in absolute parallelism spaces M. I. WanasM. Melek OriginalPaper Pages: 277 - 281
TheROSAT survey of extreme UV sources: a new window on the universe David A. H. Buckley OriginalPaper Pages: 349 - 365
Utilization of the European Hubble Space Telescope Science Data archive R. AlbrechtB. Pirenne OriginalPaper Pages: 379 - 383
Astronomical archives and their importance for knowledge transfer in Basic Space Science W. WamstekerR. E. M. Griffin OriginalPaper Pages: 385 - 393