5
Article
7
by Clarke, Richard A.
Published 2005
Book
8
by Gray, John, 1948-
Published 2005
Book
11
by Zeman, Jan, 1970-
Published 2002
Book
12
by Kršiak, Vladimír
Published 1981
Thesis Manuscript
19
by Saul, Ben, 1976-
Published 2006
Book