Zafar U, Bhatti MA, Mehmood R. Synthesis of manganese oxide from manganese ore of bajaur agency khyber Pakhtunkhwa (KPK), Pakistan. Bangladesh J. Sci. Ind. Res. [Internet]. 2023 Dec. 23 [cited 2024 Nov. 21];58(4):221-30. Available from: https://banglajol.info/index.php/BJSIR/article/view/64335