1
2
3
4
5
6
7
8
9
10
11
12
13
by Paasivirta, Juhani
Published 1988
Published 1988
Book
14
by Anderson, M. S.
Published 1972
Published 1972
Book
15
16
17
by Gatrell, Peter
Published 2019
Published 2019
Book
18
19
20
by Varga, Szabolcs
Published 2016
Published 2016
Book