International geophysical year and corperation in czechoslovakia 1957-1959
International geophysical year and corperation in czechoslovakia 1957-1959 [Text]
International ceophysical cear and corperation in czechoslovakia
- Praha Ceskoslovenske Akademie 1960
- 269 p. ill. 25 cm.
- Czechoslovak Academy of Sciences .
Bibliographies at end of each articale.
Earth Sciences
551 / INT
Bibliographies at end of each articale.
Earth Sciences
551 / INT