1. Rangit Pebble Slate – a new formation from the Darjeeling Hills;Acharyya;Ind. Miner.,1971
2. Structure and stratigraphy of the Darjeeling Frontal zone, eastern Himalaya;Acharyya;Geol. Surv. India,1975
3. Stratigraphy and tectonic features of the eastern Himalaya;Acharyya,1978
4. Pre-tertiary fabric and metamorphism in the eastern Himalaya;Acharyya,1979
5. The Daling Group, its nomenclature, tectono-stratigraphy and structural grain: with notes on their possible equivalents;Acharyya;Geol. Surv. India,1989