Privi Jugoslovanski speleolos̆ki kongres
Subtitle: Congrès yougoslave de spéléologie, Première session, Postonja, 21.-24. I. 1954
Publisher: Slovenska akademija znanosti in umetnosti
Published: 1955
Place of publication: Ljubljana
Language: hrv; fre
Number of pages: 125
Subjects: Caves; Congresses