TY  - GEN
AU  - Löffler,Heinz
ED  - Proceedings of the Unesco symposium: Geo-ecology of the mountainous regions of the tropical Americas
TI  - Tropical high mountain lakes: their distribution, ecology adn zoogeographical importance
T2  - Colloquium geographicum, 9
N1  - bibliogr. p. 74-75
ER  -