Krivošejev, Vladimir. “Own Revenues As Sword of Damocles for Non-Profit Cultural Institutions With the Case Study of National Museum of Valjevo”. Issues in Ethnology and Anthropology 13, no. 2 (July 31, 2018): 477–488. Accessed June 18, 2019. https://www.eap-iea.org/index.php/eap/article/view/866.