1. Uttarakhand Forest Department, Dehradun, India;Uttarakhand Forest Statistics (UFS),2013
2. Forest Survey of India (FSI), Ministry of Environment and Forests, Dehradun, India.
3. Office of the Registrar General and Census Commissioner (ORGCC);Census of India,2011
4. Govt. of India;National Commission on Population (NCP),2011
5. Three Decades of Human Development across Indian States: Inclusive Growth or Perpetual Disparity;Mukherjee,2014