12
by Lobeck, A. K. 1886-1958
Published 1942
Book
13
by Lobeck, A. K. 1886-1958
Published 1941
Book
14
Published 2000
Map
17
by Pouba, Zdeněk, 1922-2011
Published 1959
Book
18
by Gabriel, Miroslav, 1932-2001
Published 1980
Map
19
Published 1966
Map
20
by Wagenbreth, Otfried, 1927-2017
Published 1958
Book