Table Of Content

TABLE OF CONTENTS Volume 187 ARTICLES ANENE, G. and P. N. OKEKE / Implications of CP Violation in Hyperon Decays ATWEH, Z. M. and D. ERYURT-EZER / Convection Zone of White-Dwarf Stars BARRETO, W., L. HERRERA, and N. SANTOS / A Generalization of the Concept of Adiabatic Index for Non-Adiabatic Systems CAIMMI, R. / Unseen Matter and Angular Momentum in the Milky Way and Other Galaxies: Simple Two-Component Models COMERON, F., J .TORRA and A. E. GOMEZ / The Characteristics and Origin of the Gould’s Belt DANEZIS, E., E. ANTONOPOULOU, E. THEODOSSIOU, and M. MATHIOUDAKIS / The UV Spectrum of the Binary System SZ Psc EKEJIUBA, I. E., P. N. OKEKE, and S. E. OKOYE / The Nature of Protons Ejected from the Nuclei of Extragalactic Radio Sources EKEJIUBA, I. E., P. N. OKEKE, and S. E. OKOYE / Origin of the Central Radio Gaps in Extragalactic Radio Sources FOX, G. K. / The Theoretical Polarisation from the Obliquely Rotating Envelopes of Single Stars HEGEDUS, T., K. SZATMARY, and J. VINKO / Light Curve and O-C Diagram Analysis of RZ Cassiopeiae HORVATH, J. E. / Pion Condensates in the Vela Pulsar and the Energetics of Its Glitch Events JUN LIN and ZHENDA ZHANG / The Effects of Alfvén Waves on Heating Plasma in Post-Flare Loops KUNDT, WOLFGANG / The 22-Year Cycle of the Sun KYU-DONG OH and YOUNG-SOOK AHN / EB-Type Contact Binary DO Cas with a Large Temperature Difference MENTESE, H. HUSEYIN / Relation Between Element Depletion and Interstellar Reddening in the Direction of OB-Stars OZGUC, ATILA / Intermediate-Term Periodicities in the Green Corona Brightness of the Sun RADWAN, AHMED E. / Nonaxisymmetric Magnetogravitational Instability of a Streaming Fluid Cylinder Ambient with a Tenuous Medium Pervaded by Transverse Varying Fields RAO, V. U. M. and Y. V. S. S. SANYASIRAJU / Exact Bianchi-Type VIII and IX Models in the Presence of Zero-Mass Scalar Fields SHARMA, R. C. and A. RAJPUT / Gravitational Instability of a Composite and Rotating Plasma in the Presence of a Variable Magnetic Field Through a Porous Astrophysics and Space Science 187: 1992. TABLE OF CONTENTS Medium SINGH, V. K. / Propagation of Cylindrical Shock Waves in Conducting Media RADWAN, AHMED E. / Magnetohydrodynamic Oscillation of a Gas Jet of Zero Inertia Dispersed in a Resistive Liquid with Energy Conservation TODORAN, IOAN / Equipotential Surfaces in Close Binary Systems: Remarks on the Time-Dependent Potential Function VENTURA, R. / Frequency-Spectra Solutions for Multiperiodic Variable Stars: Analysis and Interpretation of Artificial Data XIANG-PING WU / The Statistics of Multiple Gravitational Lensing and the Application of a Single Lensing Approximation LETTERS TO THE EDITOR BAYIN, SELCUK S. / Reply to I. Yavuz, C. Battal, and H. Baysal on Slow Rotational Perturbations of Friedmann Universes CHAKRABORTY, S. / Higher-Order Gravity in an R! x S! x $2 Space-Time DE SABBATA, VENZO and C. SIVARAM / Torsion, Minimum Time, String Tension and Its Physical Implications in Cosmology NINKOVIC, SLOBODAN / On the Local Value of the Asymmetric Drift SKALSKY, VLADIMIR and MIROSLAV SUKENIK / Radiation of Cosmic Background XINWU CAO and JIALU ZHANG / Two New Methods in Determining the Structure of Dark Molecular Clouds CORRIGENDUM Vladimir Skalsky, “A Note on the Problem of Choosing a Model of the Universe, IV’, Astrophys. Space Sci. 176, 313-322, 1991 List of Forthcoming Papers 165, 333