1
by Hajn, Petr, 1935-
Published 1979
Thesis Manuscript
3
by Hajn, Petr, 1935-
Published 1982
Book
4
by Hajn, Petr, 1935-
Published 1973
Book
6
by Hajn, Petr, 1935-
Published 2007
Book
8
Article
10
11
Article
13
14
Article
16
Article
17
Article
18
Article
19
Article