Zubair M, Bilqees R, Siddiqi F, Hussain M. ?INDUSTRIAL FEASIBILITY STUDIES OF AZAD KASHMIR GYPSUM. Pakistan Journal of Scientific & Industrial Research [Internet]. 1999 Feb. 22 [cited 2024 May 15];42(1):54-8. Available from: http://v2.pjsir.org/index.php/biological-sciences/article/view/2110