The second South Asia geological congress, Colombo, Sri Lanka
Kehelpannala, K.V. Wilbert;
The second South Asia geological congress, Colombo, Sri Lanka - Colombo
Geological Survey and Mines Bureau 1995 - 83p.
95593230705
Earth sciences
551 / SEC
The second South Asia geological congress, Colombo, Sri Lanka - Colombo
Geological Survey and Mines Bureau 1995 - 83p.
95593230705
Earth sciences
551 / SEC
