Artículos Científicos

1981

• Could life have evolved in cometary nuclei?
  Bar-Nun, A., Lazcano-Araujo, A., Oró, J.
  Publicado en: Origins of Life

1979

• Gravitational instantons in H-spaces
  Hacyan, S.
  Publicado en: Physics Letters A
• Some exceptional electrovac type D metrics with cosmological constant
  Plebański, Jerzy F., Hacyan, Shahen
  Publicado en: Journal of Mathematical Physics

1977

• D (1,0) Killing structures and E potentials
  Hacyan, S., Plebański, J. F.
  Publicado en: Journal of Mathematical Physics

1976

• Some basic properties of Killing spinors
  Hacyan, Shahen, Plebański, Jerzy
  Publicado en: Journal of Mathematical Physics

1975

• Null geodesic surfaces and Goldberg-Sachs theorem in complex Riemannian spaces
  Plebañski, J. F., Hacyan, S.
  Publicado en: Journal of Mathematical Physics
• Some type III solutions of the Einstein-Maxwell equations
  Hacyan, S., Plebañski, J. F.
  Publicado en: International Journal of Theoretical Physics

1972

• A study of Cloudiness in Mexico through Meteorological Satellites
  Mendoza, E. E., Luna, J., Gómez, T.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• Flare Stars in the Pleiades Region (1971 - 1972). III
  Haro, G., Chavira, E.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• Photometric Observations of AG Pegasi
  Mendoza, E. E.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• Light Variation of an R CrB Star in Sculptor
  Pișmiș, P.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• A Re-examination of the Pleiades Tonantzintla Photographic Material: 1963 - 1970. II
  Haro, G., González, G.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya

1971

• Planetary Nebulae IV. Predicted Chemical Composition and Interstellar Enrichment
  Torres-Peimbert, S., Peimbert, M.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• Evolution of Stellar Models with High Metal Content
  Torres-Peimbert, S.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• Neutral Oxygen Observations in Stars
  Mendoza, E. E.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• Infrared Photometry of V 1057 Cygni
  Mendoza, E. E.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• On the [S II] and [O I] Line Intensities in Gaseous Nebulae and Nuclei of Galaxies
  Peimbert, M.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• An interpretation of the changes observed in V1057 Cygni
  Pișmiș, P.
  Publicado en: Boletin de los Observatorios Tonantzintla y Tacubaya
• On the Dissolution Time of a Class of Binary Systems (Part of the Proceedings of the IAU Colloquium No. 10, held in Cambridge, England, August 12-15, 1970.)
  Cruz-González, Carlos, Poveda, Arcadio
  Publicado en: Astrophysics and Space Science
• On the Reproducibility of Run-Away Stars Formed in Collapsing Clusters (Part of the Proceedings of the IAU Colloquium No. 10, held in Cambridge, England, August 12-15, 1970.)
  Allen, Christine, Poveda, Arcadio
  Publicado en: Astrophysics and Space Science