“Study of Transport Properties of Mineral Chalcopyrite (CuFeS ) at Relatively Low Temperatures (77-300 K): Transport Properties of Mineral Chalcopyrite”, Pakistan Journal of Scientific & Industrial Research, vol. 53, no. 3, pp. 117–122, Jun. 2010, Accessed: Mar. 11, 2026. [Online]. Available: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/437