Astrophysics and Space Science

The Photometric Observations and the Light Curve Analysis of U Pegasi
pp. 375-384(10)
Authors: Edalat M.T.; Taheri M.

Gravitational Lensing Effects in a Modified General Relativity Model
pp. 385-385(1)
Author: Abdel-Rahman A.-M.M.

Dynamical structure of planetary nebulae in three dimensions
pp. 393-404(12)
Authors: Ghanbari J.; Khesali A.R.

Parameter values for stable low-inclination periodic motion in the restricted three-body problem with oblateness
pp. 405-407(3)
Author: Perdios E.A.

Bifurcations of plane to 3D periodic orbits in the photogravitational restricted three-body problem
pp. 409-415(7)
Authors: Perdios E.A.; Kanavos S.S.; Markellos V.V.

Orbital Period Changes of Two Very Short-Period W UMa Stars CC Com and V523 Cas: A Possible Evidence for TRO Plus AML Model
pp. 417-423(7)
Author: Shengbang Q.

An Apparent Gap in Stellar Mass Distributions at 0.7 M and a Possible Explanation
pp. 425-432(8)
Author: Oldershaw R.L.

1998 UBV Light Curves of Eclipsing Binary AI Draconis and Absolute Parameters
pp. 433-440(8)
Authors: Jassur D.M.Z.; Khaledian M.S.; Kermani M.H.

On the Relations between Infrared Colors and Mass Loss Rates for S Stars
pp. 441-448(8)
Authors: Chen P.S.; He J.H.; Wang X.H.

Matter Collineations of Some Static Spherically Symmetric Spacetimes
pp. 449-457(9)
Author: Sharif M.

The Destruction of Heterogeneous Cometary Grains as the Possible Cause of Variations and Outbursts of Comets' Brightness
pp. 459-464(6)
Author: Gronkowski P.

Small Amplitude Nonlinear Dust Acoustic Wave Propagation in Saturn's F, G and E Rings
pp. 465-477(13)
Authors: Ghosh S.; Chaudhuri T.K.; Sarkar S.; Khan M.; Gupta M.R.

Instructions for authors
pp. 479-485(7)

Volume contents
pp. 487-492(6)