| By subjects: papers in scientific journals and proceedings | |||||||||||||
| Subject | Number | Years | Subject | Number | Years | ||||||||
| Theoretical astrophysics | 42 | 1927-1989 | Theoretical physics | 4 | 1930 | ||||||||
| Stellar associations | 24 | 1945-1989 | Philosophy | 3 | 1968-1979 | ||||||||
| Stellar evolution | 24 | 1935-1986 | T Tauri stars | 3 | 1955-1990 | ||||||||
| Flare stars | 15 | 1957-1980 | Stars: general | 3 | 1934-1965 | ||||||||
| Galaxies: general | 12 | 1956-1998 | Galaxies: evolution | 3 | 1958 | ||||||||
| Cosmic absorption | 12 | 1938-1960 | P Cygni stars | 2 | 1978-1979 | ||||||||
| Stellar dynamics | 12 | 1936-1985 | Asteroids | 2 | 1938-1939 | ||||||||
| Galaxies: nuclei | 10 | 1965-1999 | Wolf-Rayet stars | 2 | 1932-1955 | ||||||||
| Galaxies: multiple, groups, clusters | 9 | 1956-1975 | Extraterrestrial civilizations | 2 | 1973 | ||||||||
| Nebulae | 8 | 1932-1982 | Biography | 1 | 1981 | ||||||||
| Solar physics | 8 | 1926-1932 | Fuors | 1 | 1971 | ||||||||
| Superdense matter | 6 | 1960-1984 | Cosmology | 1 | 1957 | ||||||||
| Non-stable stars | 6 | 1955-1985 | Galaxy | 1 | 1949 | ||||||||
| Astronomy: general | 5 | 1954-1981 | White dwarfs | 1 | 1936 | ||||||||
| Cosmogony | 4 | 1936-1981 | Earth atmosphere | 1 | 1934 | ||||||||
| Mathematics | 4 | 1927-1929 | |||||||||||