Biswas, R. R. “Classification of Five Forest and Associated Typifying Pedons of Mahanadi Catchment (Distt. Raigarh, M.P. India) into Sub-Group Level”. Indian Forester, vol. 112, no. 3, Mar. 1986, pp. 229-35, doi:10.36808/if/1986/v112i3/9767.