BYLOK, Felicjan, et al. “PERSPECTIVES FOR FURTHER DEVELOPMENT AND PROMOTION OF CZĘSTOCHOWA AS A TOURIST RESORT - OPINIONS OF INHABITANTS”. Revista De Turism - Studii și cercetări în Turism, no. 8, Dec. 2009, pp. 27-33, https://revistadeturism.ro/index.php/rdt/article/view/348.