61
Published 1990
Book
62
Published 1990
Book
63
Published 1989
Book
64
Published 1990
Book
65
Book
66
Published 1990
Book
67
Published 1989
Book
68
by Rektorys, Karel
Published 1988
Book
69
Published 1989
Book
70
Published 1990
Book
71
Published 1990
Book
72
Published 1990
Book
73
by Komárek, V. a kol.
Published 1990
Book
74
Book
75
Published 1988
Book
77
Book
78
Published 1988
Book
79
by Moľnár, Ľ., Pacl, J.
Published 1988
Book
80
Published 1988
Book