1
by Sivák, Florián, 1932-1997
Published 1974
...Bulgaria...
Book
2
...Bulgaria...
Book
3
by Ševčíková, Ivana
Published 1986
...Bulgaria...
Thesis Manuscript
6
by Fischer, Jozef
Published 1970
...Bulgaria...
Book
7
Published 1982
...Bulgaria...
Book
8
by Czafik, Jozef, Virsík, Anton
Published 1980
...Bulgaria...
Book
9
by Trtíková, Dagmar
Published 1985
...Bulgaria...
Thesis Manuscript
10
by Burešová, Eva
Published 1983
...Bulgaria...
Thesis Manuscript
11
by Driáková, Simona
Published 1987
...Bulgaria...
Thesis Manuscript
13
by Łętowska, Ewa, 1940-
Published 1995
...Bulgaria...
Book
14
by Košťák, Vítězslav
Published 1984
...Bulgaria...
Book
15
by Szymczak, Tadeusz, 1923-2014
Published 1983
...Bulgaria...
Book
16
by Bradley, J. F. N. 1930-
Published 1994
...Bulgaria...
Book