Waterhouse, J. B.; Gupta, V. J. (1978). Early Permian fossils from the Bijni Tectonic Unit, Garhwal Himalaya. Recent Researches in Geology. 4: 410-437.
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Waterhouse, J. B.; Gupta, V. J.
1978
Early Permian fossils from the Bijni Tectonic Unit, Garhwal Himalaya