1. Adhikari, B.S., Rikhari, H.C., Rawat, Y.S. and Singh, S.P. (1991). High altitude forest composition, diversity and profile structure in a part of Kumaun Himalaya. Tropical Ecology, 32: 86-97
2. Bhandari, B.S., Mehta, J.P., Nautiyal, B.P. and Tewari, S.C. (1997). Pine (Pinus roxburghii Sarg.) Community along an altitudinal gradient in Garhwal Himalaya. Int. Jour. Ecol. and Environ. Sci. 23: 67-74
3. Champion, H.G. and Seth, S.K. (1968). A Revised Survey of the Forest Types of India. Govt. of India Publ, Delhi
4. Curtis, J.T. (1959). The Vegetation of Wisconsin. An Ordination of Plant Communities. Uni. of Wisconsin Press, Maddsson, Wisconsin
5. Curtis, J.T. and Cotton, G. (1956). Plant Ecology Work-Book-Laboratory and Field Reference Mannual. Burgesses Pub. Co., Minnesota
6. Curtis, J.T. and McIntosh, R.P. (1950). The interrelations of L.C. Certain analytic synthetic phytosociological characters, Ecology, 31: 434-455. https://doi.org/10.2307/1931497
7. Gaur, R.D. (1982). Dynamics of Vegetation of Garhwal Himalaya. In; Paliwal (Ed.). The Vegetational Wealth of India, 12-15
8. Kershaw, K.A. (1973). A survey of the Vegetation in Zaria Province in Nigeria. Vegetatio. 15: 244-268. https://doi.org/10.1007/BF01956135
9. Knight, D.H. (1975). A phytosociological analysis of species rich tropical forest on Barro Colorado Island. Panama. Ecol. Monogr. 45: 259-284. https://doi.org/10.2307/1942424
10. Misra, R. (1968). Ecology Workbook. Oxford and IBH Pub. Co, New Delhi
11. Odum, E.P. (1971). Fundamentals of Ecology. W.B. Saunders Co. Philadelphia, USA
12. Philips, E.A. (1959). A Laboratory Blocks. D.C. Heath and Co. Boston
13. Ralhan, P.K., Saxena, A.K. and Singh, J.S. (1982). Analysis of Forest Vegetation at and around Nainital in Kumaun Himalaya. Proc. Nat. Sci. Acad. B. 48 : 121-137
14. Rana, B.S., Singh, S.P. and Singh, R.P. (1989). Biomass and net primary productivity in Central Himalayan forest along an altitudinal gradient. Forest Ecology and Management. 27: 199-218. https://doi.org/10.1016/0378-1127(89)90107-2
15. Risser, P.G. and Rice, E.L. (1971). Diversity in tree species in Oklahoma upland forests. Ecology. 52: 876-880. https://doi.org/10.2307/1936036
16. Saxena, A.K. and Singh, J.S. (1982). A phytosociological analysis of woody species in forest communities of a part of Kumaun Himalaya. Vegetation, 50: 3-22. https://doi.org/10.1007/BF00120674
17. Shannon, C.E. and Wienner, W. (1963). The Mathematical Theory of Communication, Urbana Uni. Press. Illinois
18. Simpson, E.H. (1949), Measurement of Diversity, Nature. 163: 688. https://doi.org/10.1038/163688a0
19. Singh, S.K. (1989). Studies on Biomass, Phytosociology and Productivity of Shai Devi Forest, West Almora University, Nainital
20. Singh, S.P. and Singh, J.S. (1985). Man and Enviroment. The Central Himalayan Case. Biol. Mem. 11(1): 47-59
21. Singh, S.P. and Singh, J.S. (1986). Structure and Function of Central Himalayan Oak forest Proc. Ind. Acad. Sci. (Plant). 96: 159-89. https://doi.org/10.1007/BF03053301
22. Singh, J.S. and Singh, S.P. (1992). Forests of Himalaya: Structure, Functioning and Impact of Man. Gyanodaya Prakashan, Nainital
23. Tiwari, A.K. and Singh, J.S. (1987). Analysis of forest land use and Vegetation in a part of Central Himalaya using aerial photographs. Environ. Conser, 14(3): 233-244. https://doi.org/10.1017/S0376892900016441
24. Tripathi, S.K., Verma, K.R., and Upadhyay, V.P. (1987). Analysis of forest vegetation at Kasar Devi Hills of North-West Almora Divison in Kumaun Himalalya. Proc. Ind. Acad. Sci. (Pl. Sci). 97 (3): 265-276. https://doi.org/10.1007/BF03053352
25. Upreti, N., Tiwari, J.C. and Singh, S.P. (1985). Oak forests of Kumaun Himalaya: Composition, diversity and regeneration. Mt. Res. Dev. USA. 163-174. https://doi.org/10.2307/3673255
26. Whittakar, R.H, (1965). Dominance and diversity in land plant Communities. Science. 147: 250-260. https://doi.org/10.1126/science.147.3655.250