JONEK-KOWALSKA, Izabela. INTRODUCTION TO A METHODOLOGY OF COST MANAGEMENT IN A COLLIERY FROM A PERSPECTIVE OF LONGWALL LIFE CYCLE. European Scientific Journal, ESJ, [S. l.], v. 9, n. 25, 2013. DOI: 10.19044/esj.2013.v9n25p%p. Disponível em: https://test.eujournal.org/index.php/esj/article/view/1778. Acesso em: 19 apr. 2025.