Electromagnetic instability in collisionless anisotropic plasma contrastreams S. S. Aggarwal OriginalPaper Pages: 259 - 264
The radiation field in photospheric models for extreme supergiants C. De JagerL. Neven OriginalPaper Pages: 295 - 323
Doubly-symmetric motions in the elliptic problem G. MacrisG. A. KatsiarisC. L. Goudas OriginalPaper Pages: 333 - 340
Restricted problem stability and the solar system V. V. MarkellosC. L. GoudasG. A. Katsiaris OriginalPaper Pages: 341 - 346
Diffuse cosmic gamma-ray background in the 28 ke V-4.1 MeV range from Kosmos 461 observations E. P. MazetsS. V. GolenetskiiT. V. Kharitonova OriginalPaper Pages: 347 - 357
Grains accretion processes in a protoplanetary nebula: Conducting and insulating materials A. CarusiA. CoradiniG. Magni OriginalPaper Pages: 369 - 384
Highly perturbed periodic oscillations around a small primary V. V. MarkellosP. E. MoranW. Black OriginalPaper Pages: 385 - 419
Properties of motion in the gravitational field of a rotating bar M. Michalodimitrakis OriginalPaper Pages: 421 - 440
Interpretation of faraday rotation in the galactic magnetic field D. NissenK. O. Thielheim OriginalPaper Pages: 441 - 451
On the structure of Saturn's rings and the ‘real’ rotational period for the planet Ignacio Ferrín OriginalPaper Pages: 453 - 457
On the requirements for acceleration mechanisms to produce flattened heavy particle cosmic ray energy spectra J. R. Wayland OriginalPaper Pages: 459 - 463
Computer simulations of gas flow around close binary systems Søren-Aksel SørensenTakyua MatsudaTakeo Sakurai OriginalPaper Pages: 465 - 480
Six-color observations of Algol, 1949–1951 Joel StebbinsKatherine C. Gordon OriginalPaper Pages: 481 - 486
Possible association of a hard X-ray source with a cosmic gamma-ray burst S. BiswasR. K. ManchandaB. V. Sreekantan Letter to the Editor Pages: L15 - L18
On the evolution of families of periodic orbits approaching a small primary V. MarkellosP. E. MoranW. Black Letter to the Editor Pages: L29 - L32
Energy conditions and inhomogeneities in the Universe Michaël Heller Letter to the Editor Pages: L33 - L35
Viscous universes without initial singularity M. HellerZ. Klimek Letter to the Editor Pages: L37 - L39
The mystery of the cosmic boron abundance S. RamaduraiN. C. Wickramasinghe Letter to the Editor Pages: L41 - L44
Neutral currents and the cooling of neutron stars S. M. ChitreJ. V. NarlikarS. Ramadurai Letter to the Editor Pages: L45 - L47