Vladimír Hoffman
1961 | volume 17 | issue 1-2 | pages 1–55
Bohuslav Růžička , Ferdinand Prantl , Oldřich Hajkr
1961 | volume 17 | issue 1-2 | pages 57–73
Bohuslav Růžička , Ferdinand Prantl
1961 | volume 17 | issue 1-2 | pages 74–80
Oldřich Hajkr , Bohuslav Růžička , Ferdinand Prantl
1961 | volume 17 | issue 1-2 | pages 81–95