1. Phytosociology and structure of Himalayan forests from different climatic zones of Pakistan;Ahmed;Pak. J. Bot.,2006
2. Over-view of protected forests in Azad Jammu & Kashmir;Awan,2002
3. Assessment of biological richness in different altitudinal zones in the Eastern Himalayas, Arunachal Pradesh, India;Behera;Current Sci.,2005
4. Relationship between plant species richness and biomass in arid sub-alpine grassland of the central Himalayas;Bhattarai;Nepal. Folia Geobotanica,2004
5. Bindiu C., 1973. Unpublished PhD thesis. Acadamic de stunte agricole si silvice. Bucharest Romania.