A new set of geometrical and physical elements of the eclipsing variable PP Lacertae Hamid M. K. Al-NaimiyAhmad M. A. Al-Hindawy OriginalPaper Pages: 231 - 236
New calculations of interstellar dust (ID) contraction in a non-isothermal regime M. S. El-NawawyO. M. ShalabiaA. Aiad OriginalPaper Pages: 237 - 251
Simulation of atmospheric effects on the emergent radiation over a checkerboard type of terrain T. TakashimaK. Masuda OriginalPaper Pages: 253 - 263
External radiation field in Rayleigh-Cabannes atmospheres with constant and linear sources Tōnu Viik OriginalPaper Pages: 265 - 280
Analysis of Neckel and Chini standard stars in theUBVRI photometric system R. Oriol OriginalPaper Pages: 281 - 298
Cosmological studies in Bianchi II, VIII space-time Subenoy ChakrabortyGopal Chandra Nandy OriginalPaper Pages: 299 - 308
Nonlinear periodic and algebraic ion-acoustic solitary waves in a relativistic plasma Yasunori Nejoh OriginalPaper Pages: 309 - 319
Search for contact systems among EB-type binaries F. BaroneL. Di FioreG. Russo OriginalPaper Pages: 321 - 340
Some remarks on the evolution of the Higgs field in an inflationary cosmology José Plinio Baptista Letter to the Editor Pages: 341 - 346