Masses of binary stars for general orbits B. K. BanerjeeTara Bhattacharyya OriginalPaper Pages: 1 - 7
Planetary nebula with a peculiar spectrum in the ultraviolet: CN 3-1 G. A. GurzadyanA. G. EgikyanYervant Terzian OriginalPaper Pages: 9 - 20
Monte-Carlo simulation of neutral atoms trajectories in the solar system Yu. G. Malama OriginalPaper Pages: 21 - 46
Exact Bianchi type-II Lyttleton-Bondi universe R. VenkateswarluD. R. K. Reddy OriginalPaper Pages: 47 - 50
A cool giant with a circumstellar cloud G. A. GurzadyanY. KondoMario R. Perez OriginalPaper Pages: 61 - 68
Kelvin-Helmholtz instability of superimposed magnetized, rotating fluids with neutral particles and resistivity R. K. ChhajlaniM. K. Vyas OriginalPaper Pages: 69 - 83
Thermal instability analysis of the growth of molecular clouds in our Galaxy M. R. GuptaTanuka KanjilalB. Basu OriginalPaper Pages: 85 - 96
Transient hydromagnetic free-convection flow past an impulsively started vertical plate J. N. SinghA. K. Singh OriginalPaper Pages: 97 - 104
Coulomb-trapped particles in the electromagnetic fields of an oblique magnetic rotator H. A. Zachariades OriginalPaper Pages: 105 - 121
Surface distribution of dark clouds in M31 absorption gradient along the major axis, I I. A. Issa OriginalPaper Pages: 123 - 130
Trajectories of zero rest-mass particles and gravitational trapping in interior geometries P. S. NegiK. PandeyA. K. Pande OriginalPaper Pages: 131 - 140
Maximum acceleration and magnetic field in the early universe C. SivaramVenzo De Sabbata Letter to the Editor Pages: 145 - 148
Observations of photometric profiles of two planetary nebulae R. LouiseA. Kherous Letter to the Editor Pages: 149 - 162
The role of field emission in the electrostatic disruption of cosmic dust D. A. Mendis Letter to the Editor Pages: 163 - 167