1
Published 1999
Book
2
Published 1986
Book
4
Published 2002
Book
5
Published 1992
Book
7
Published 1994
Book
8
Published 1996
Book
9
Published 1997
Book
10
Published 1999
Book
11
Published 2001
Book
12
by Hron, František, 1921-2006
Published 1974
Book
14
16
Article
18
by Böhmig, Franz
Published 1955
Book
19
Published 2008
Book