The Astrophysical Journal: 28 Society, American Astronomical The Astrophysical Journal Welsh, James S Space Radiation: Astrophysical origins, radiobiological effects and implications for space travellers Snyder, Monroe Benjamin Report of the Harvard Astrophysical Conference, August 1898 The Astrophysical Journal, Volumes 1-25 Observatory, Smithsonian Astrophysical Annals of the Astrophysical Observatory of the Smithsonian Institution; Volume 2 Space and Astrophysical Plasma Simulation: Methods, Algorithms, and Applications Snyder, Monroe Benjamin Report of the Harvard Astrophysical Conference, August 1898