TY  - BOOK
AU  - Halliday,William R.
ED  - International Symposium on Vulcanospeleology
ED  - National Speleological Society Convention 
TI  - Proceedings of the third International Symposium on Vulcanospeleology : : A special session of the 39th Annual Convention of the National Speleological Society, Bend, Oregon, USA, July 30-August 1, 1982 
PY  - 1993///
CY  - Washington
PB  - ABC
KW  - Vulcanospeleology
KW  - Congresses
ER  -