1
by Böck, P.
Published 1984
J.F. Bergmann-Verlag

2
by Böck, P.
Published 1973
Springer Berlin Heidelberg

3
by Böck, P., Kramar, R., Pavelka, M.
Published 1980
Springer Vienna

4
by Böck, P.
Published 1982
Springer Berlin Heidelberg