Селскостопанска академия
| Година на издаване | Том | ||
|---|---|---|---|
| 1990 | 1-2 | 53 | |
| 1990 | 1-2 | 51 | |
| 1990 | 1-2 | 52 | |
| 1989 | 1-2 | 48 | |
| 1989 | 1-2 | 49 | |
| 1988 | 1-2 | 45 | |
| 1988 | 1-2 | 46 | |
| 1988 | 1-2 | 47 | |
| 1985 | 1-2 | 36 | |
| 1984 | 1-2 | 33 | |
| 1984 | 1-2 | 34 | |
| 1984 | 1-2 | 35 | |
| 1983 | 1-2 | 30 | |
| 1983 | 1-2 | 31 | |
| 1983 | 1-2 | 32 | |
| 1982 | 1-2 | 27 | |
| 1982 | 1-2 | 28 | |
| 1982 | 1-2 | 29 | |
| 1981 | 1-2 | 26 | |
| 1981 | 1-2 | 24 | |
| 1981 | 1-2 | 25 | |
| 1980 | 1-2 | 21 | |
| 1980 | 1-2 | 22 | |
| 1979 | 1-3 | 19 | |
| 1979 | 1-3 | 20 | |
| 1978 | 1-3 | 17 | |
| 1978 | 1-3 | 15 | |
| 1978 | 1-3 | 16 | |
| 1977 | 1-3 | 13 | |
| 1976 | 1-3 | 12 | |
| 1976 | 1-3 | 11 | |
| 1975 | 1-3 | 10 | |
| 1975 | 1-3 | 9 | |
| 1974 | 1-3 | 7 | |
| 1974 | 1-3 | 8 | |
| 1973 | 1-4 | 6 | |
| 1972 | 1-6 | 5 | |
| 1971 | 1-6 | 4 |
Albena Ivanova; Dragomir Plamenov; Pavlina Naskova; Plamena Yankova (2023)
A. Banner; J. Arman; JA. Van Arman (1973)