21
Article
24
Article
25
Article
26
Article
27
Article
28
Article
30
by Berger, E.
Published 1998
Article
31
by Lisový, Igor
Published 1999
Article
32
by Doležal, Stanislav
Published 2009
Article
33
by Kysučan, Lubor
Published 2010
Article
36
Article
37
Article
38
Article
39
Article
40
Article