Study of the contact binary AK Herculis: Light-curve analysis and orbital period investigation Helen Rovithis-LivaniouEmma FragoulopoulouAthanassios Kranidiotis OriginalPaper Pages: 337 - 348
Astronomical Engineering: A Strategy For Modifying Planetary Orbits D.G. KorycanskyGregory LaughlinFred C. Adams OriginalPaper Pages: 349 - 366
CCD Photometry of QSO 0957+561 A & B for the period 1987–1992 using La Palma archive L.S. Slavcheva-MihovaV.L. OknyanskijB.M. Mihov OriginalPaper Pages: 385 - 389
Generation of Bianchi Type V Universes Filled with A Perfect Fluid U. CamciI. YavuzI. Yilmaz OriginalPaper Pages: 391 - 400
New Emission Phase of the Be/X-Ray Binary X Persei/4U0352+30: Nearly Simultaneous Spectroscopic and Near-Infrared Observations Q.-Z. LiuH.-R. Hang OriginalPaper Pages: 401 - 414
`Isotopically strange xenon' in meteoritic nanodiamonds: implantation by stellar winds? Dieter Heymann OriginalPaper Pages: 415 - 423
The Restricted Three -Body Problem. Comments on the `Spatial' Equilibrium Points Rodica Roman OriginalPaper Pages: 425 - 429
Short time variability of the water masers in W51M Jianjun ZhouXingwu Zheng OriginalPaper Pages: 431 - 439
Collisions of galaxies of different masses, forms and sizes P.M.S. NamboodiriK.S. SastryK.S.V.S. Narasimhan OriginalPaper Pages: 463 - 477
NSV 01450: a New Bright Classical Cepheid in the Milky Way Field Enrique García-Melendo OriginalPaper Pages: 479 - 484
Bianchi Type I Bulk Viscous Stiff Fluid Tilted Cosmological Model in General Relativity Raj BaliKeshav Sharma OriginalPaper Pages: 485 - 497