Heffa Schücking (2010). "India's Ugliest Dam Builder". Sikkim Times online. MizoramExpress. Archived from the original on 17 November 2010. Retrieved 19 February 2011.
Heffa Schücking (2010). "India's Ugliest Dam Builder". Sikkim Times online. MizoramExpress. Archived from the original on 17 November 2010. Retrieved 19 February 2011.
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Awasty, Indira (1978). Between Sikkim and Bhutan - The Lepchas and Bhutias of Pedong. Delhi: B.R. Publishing Corporation. OCLC6485607.