The approximate age of atmospheric ozone of the earth and altitudinal effect of nitric oxide on ozone P. K. JanaS. K. Midya OriginalPaper Pages: 141 - 145
Broad band filter colours and optical depth of the G and L impact sites of comet shoemaker-levy 9 M. A. Al SaudA. A. MalawiY. M. Al-Mleaky OriginalPaper Pages: 147 - 155
The effect of solar parameters on seasonal variation of 5893 Å line intensity at Calcutta S. K. MidyaG. TarafdarT. K. Das OriginalPaper Pages: 177 - 183
Rayleigh waves in an orthotropic thermoelastic medium under gravity field and initial stress A. M. Abd-AllaS. M. Ahmed OriginalPaper Pages: 185 - 197