Preface. Magnetospheric plasma interactions; C.-G. Faelthammar. Approximating the
solar/stellar energy generation rate, luminosity gradient, and the hydrogen content; J.F.
Doorish. Solar neutrino measurement with the radiochemical gallium detector (GALLEX);
R. v.Ammon. Astrophysical thermonuclear functions; W.J. Anderson, H.J. Haubold,
and A.M. Mathai. Astrometry in the Kerr field in PPN approximation; J. Paez and F.
Frutos. Remark on the one-photon-pair annihilation in strong magnetic fields; J.
Paez, L. Semionova, and J. Bonatti. Magnetic absorption lines in stellar spectra; L.
Semionova, J. Paez, and J. Bonatti. On the natural line width of absorption lines in
strong magnetic stellar fields; J. Bonatti. Cosmological implications of COBE's
results; S. Torres. Large scale structure at high redshift; Y. Chu.
Computational aspects of the gravitational instability problem for a multicomponent
cosmological medium; H.J. Haubold and A.M. Mathai. A research program to map the
galactic emission at low frequencies; G. De Amici, S. Torres, M. Bensadoun, G.
Dall'Oglio, M. Limon, G. Smoot, T. Villela, and C. Witebsky. A balloon-borne imaging
telescope for high-energy astrophysics; T. Villela, J. Braga, F. D'Amico, U.B. Jayanthi,
and J.A. Neri. The problem of stellar membership in open clusters; E. Brieva and A.
Uribe. Use of IUE data in advancing the knowledge of interacting binary stars; J.
Sahade. Gamma rays astrophysics; N.J. Martinic. Passive and active SETI
strategies using the synchronization of SN1987A; G.A. Lemarchand. Mission to the
Universe; J.O. Bennett. NASA's initiative to develop education through astronomy
(IDEA); J.O. Bennett and Ch.A. Morrow. Observations and recommendations of the second
UN/ESA Workshop on Basic Space Science.
Preface. Surfacial geology of the Chicxulub impact crater, Yucatan, Mexico; K.O. Pope, A.C. Ocampo, and Ch.E. Duller. Variation of the geomagnetic field in Costa Rica during the total solar eclipse of July 11, 1991; J. Brenes, G. Leandro, and W. Fernandez. Air temperature and wind changes in Costa Rica during the total solar eclipse of July 11, 1991; W. Fernandez, V. Castro, and H. Hidalgo. Changes in solar irradiance and atmospheric turbidity in Costa Rica during the total solar eclipse of July, 1991; W. Fernandez, V. Castro, J. Wright, H. Hidalgo, and A. Saenz. Modelling the proto-jovian atmospheres by a simple analytical algorithm; J.F. Doorish. Observations and recommendations of the second UN/ESA Workshop on Basic Space Science.