61
Published 1990
Book
62
Published 1989
Book
63
Published 1990
Book
64
Book
65
Published 1990
Book
66
Published 1989
Book
67
by Rektorys, Karel
Published 1988
Book
68
Published 1989
Book
69
Published 1990
Book
70
Published 1990
Book
71
Published 1990
Book
72
by Komárek, V. a kol.
Published 1990
Book
73
Book
74
Published 1988
Book
76
Book
77
Published 1988
Book
78
by Moľnár, Ľ., Pacl, J.
Published 1988
Book
79
Published 1988
Book
80
Published 1988
Book