Ejdys J, Matuszak-Flejszman A, Szymanski M, Ustinovichius L, Shevchenko G, Lulewicz-Sas A. Crucial factors for improving the ISO 14001 environmental management system. JBEM [Internet]. 2016Feb.24 [cited 2024Nov.25];17(1):52-73. Available from: https://transport.vgtu.lt/index.php/JBEM/article/view/2216