Jan, Asadullah, Jehangir Shah, Farid Ullah Khan, and Amin Ur Rahman. “Short Communication Investigation of Pine Needles for Pulp/Paper Industry”. Biological Sciences - PJSIR 49, no. 6 (December 25, 2006): 407–409. Accessed May 18, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/1267.