MA (Limbu) Sikkim University, Silver Medal
MA (Public Administration), Madurai Kamaraj University
M.Phil (Public Administration), Madurai Kamaraj University
Subba, Ash Bahadur (2018) Limboo, The Languages of Sikkim, People’s Linguistic Survey of India, pp105-121
Subba, Ash Bahadur Subba (2017) Media in Minority Languages of Sikkim. Journalism in North East India, Gauhati University, pp 130-138
Subba, Ash Bahadur (2016) Limboo Language of Sikkim: Quest for Survival in the Face of Globalisation. Research Journal of the Department of Bodo, Bodoland University, p1.
Subba, Ash Bahadur (2015) The Limboo Mundhum in Oral Literature, GUNEIS Journal, 2nd Issue, Gauhati University, pp 10-17
Subba, Ash Bahadur, (2015) The Limboo Traditions and Rituals, Proceedings of Limbu International Conference, Kathmandu.
Subba Buddhi Lal and Subba, Ash Bahadur (2017) sapsokkiba ingjum nu yakthung sapsok (Literary Theory in Limbu version)
Subba, Ash Bahadur (2016) Growth and Development of Limboo Language in Sikkim (English version)
Subba, Ash Bahadur and Buddhi Lal (2016) yakthung pangwa-ila: powen nu thobo (Drama in Limbu version).