HAJRA, Eflorim; AVDULLAHI, Sabri; FEJZA, Islam. Hydorgeologıcal Conditions of The Coal Basın of Kosova Coal Deposit of Sibovci. International Journal of Natural and Engineering Sciences, [S. l.], v. 3, n. 1, p. 55–58, 2019. Disponível em: https://www.ijnes.org/index.php/ijnes/article/view/451. Acesso em: 2 may. 2026.