“Study of Transport Properties of Mineral Chalcopyrite (CuFeS ) at Relatively Low Temperatures (77-300 K): Transport Properties of Mineral Chalcopyrite” (2010) Biological Sciences - PJSIR, 53(3), pp. 117–122. Available at: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/437 (Accessed: 11 March 2026).