By subjects: all publications
Subject   Number Years   Subject   Number Years
                 
Science: general   76 1945-1990   Collection of papers   8 1960-2006
Astronomy: general   63 1934-1988   Galaxies: evolution   6 1958-1968
Theoretical astrophysics   57 1927-1989   History of astronomy   6 1958-1992
Philosophy   42 1959-1987   Non-stable phenomena   5 1969-1985
Cosmogony   37 1936-1959   Theoretical physics   5 1930-1934
Stellar evolution   34 1933-1986   Mathematics   4 1927-1929
Stellar associations   31 1945-1989   Biography   3 1981-2003
Flare stars   25 1957-1988   T Tauri stars   3 1955-1990
Astronomy: popular   24 1946-1987   Asteroids   2 1938-1939
Galaxies: general   20 1957-1998   Cosmology   2 1957-1967
Galaxies: popular   18 1957-1974   Fuors   2 1971
Galaxies: nuclei   17 1956-1999   P Cygni stars   2 1978-1979
Cosmic absorption   12 1938-1960   Space astronomy   2 1984-1985
Extraterrestrial civilizations   12 1965-1986   White dwarfs   2 1936
Nebulae   12 1932-1982   Wolf-Rayet stars   2 1932-1955
Non-stable stars   12 1955-1987   Comets and meteors   1 1967
Stellar dynamics   12 1936-1985   Cosmic rays   1 1948
Superdense matter   12 1960-1984   Earth atmosphere   1 1934
Astronautics   11 1958-1971   Galaxy   1 1949
Galaxies: multiple, groups, clusters   11 1955-1976   Stars: photometry, classification   1 1963
Reports   10 1940-1968   Supernovae   1 1965
Solar physics   9 1926-1936   Teaching in astronomy   1 1974