Spectrophotometry of Comet Bradfield (1980t) during post-perihelion period P. S. GorayaB. K. SinhaB. B. Sanwal OriginalPaper Pages: 3 - 9
The construction of a general third-order planetary theory Osman M. Kamel OriginalPaper Pages: 47 - 60
Lava flooding of ancient planetary crusts: Geometry, thickness, and volumes of flooded lunar impact basins James W. Head OriginalPaper Pages: 61 - 88
An explanation of the persistence of the Great Red Spot of Jupiter A. Kyrala Letters to the Editor Pages: 105 - 107