1
2
3
4
5
6
7
by Csoma Vilmos
Published: 1969
Dissertation
8
9
10
11
by Lázár Tibor
Published: 1974
Dissertation
12
by Kercs László
Published: 1979
Dissertation
13
14
15
by Pető István
Published: 1987
Dissertation
16
17
18
19
by Sherf, Yehudit
Published: 2000
Dissertation
20