Aimaq MB, Salehy SM. Determining and detection of chemical and mineral composition of gypsum obtained from Karkar-Doodkas, Baghlan province. ijirss [Internet]. 2020 Sep. 2 [cited 2024 Jul. 2];3(3):93-7. Available from: https://ijirss.com/index.php/ijirss/article/view/40