Eugen Strouhal
1974 | volume 30 | issue 3 | pages 75–77
Jindřich A. Valšík
1974 | volume 30 | issue 3 | pages 79–82
Eugen Strouhal
1974 | volume 30 | issue 3 | pages 83–89
Fawzia Helmi Hussein
1974 | volume 30 | issue 3 | pages 91–96
V. Ferák , M. F. Pospíšil
1974 | volume 30 | issue 3 | pages 97–103
M. Drobná
1974 | volume 30 | issue 3 | pages 105–110