Numerical simulations of collisions in self-gravitating systems J. LukkariH. Salo OriginalPaper Pages: 1 - 13
Possible conditions for formation of satellite from protoearth by ejection of material H. F. Petersons OriginalPaper Pages: 15 - 24
Geology and tectonics of the Argyre area on Mars: Comparisons with other basins in the solar system P. G. ThomasPh. Masson OriginalPaper Pages: 25 - 42
Morphology and origin of ridges in low-latitude areas of Mars René Battistini OriginalPaper Pages: 49 - 61
Interpretation of grazing impacts on Mars by the axial rotation theory Nils Aall Barricelli Letter to the Editor Pages: 75 - 78