Karnik, M. G., Kuldip Bhatia, Inder Dev, and Jia Lal. 1971. “<I>Acacia catechu< I>(khair) Sap Wood: Its Possible Commercial Utilisation”. Indian Forester 97 (9):537-41. https://doi.org/10.36808/if/1971/v97i9/26455.