Zafar, Uzma, Muhammad Arif Bhatti, and R Mehmood. 2023. “Synthesis of Manganese Oxide from Manganese Ore of Bajaur Agency Khyber Pakhtunkhwa (KPK), Pakistan”. Bangladesh Journal of Scientific and Industrial Research 58 (4):221-30. https://doi.org/10.3329/bjsir.v58i4.64335.