1
by Mukhina, Irina
Published 2007
Book
2
by Harris, Chauncy D.
Published 1970
Book
3
Published 1992
Book
5
by Bougai, Nikloai
Published 1996
Book
6
Published 1965
Map
8
Book
9
Book
10
by Davies, Franziska
Published 2015
Book
11
Published in Post-Soviet puzzles (1995)
Book
12
13
14
by Keep, John L. H.
Published 1996
Book
15
by Ronellenfitsch, Ulrich
Published 2007
Book
16
Book
18
by Mueller, Wolfgang
Published 2011
Book
19
by Pieper, Henning
Published 2015
Book