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  1. ?.? ?.? ?.? Tibet Handbook , Footprint Handbooks, ????, ??: ???, ????????   9781900949330 , ?????? ????? ????-??-?? ?  
  2. ?.?? ?.?? ?.?? ?.?? ?.?? ?.?? ?.?? ?.?? ?.?? ?.?? "Physiological Survey" , River System of Bhutan , FAO Corporate Document Repository , ?????? ????? ????-??-?? ?  
  3. "Rivers and Lakes" , ??? ??? ????-??-??-?? ????????? , ?????? ????? ????-??-?? ?  
  4. "Potential Development Challenges in the Rivers of Bhutan" , ?????? ????? ????-??-?? ?  
  5. ?.? ?.? Assessment Report, Department of Energy of Bhutan ??????? ????? ?????????? ????-??-?? ????
  6. ?.? ?.? "Geonet Names Server" , National Geospatial Intelligence Agency , ?????? ????? ????-??-?? ?