Mezue ahịrịokwu na-esonụ: Echiche nke ibuli a ncheta chọọchị na a charnel-ulo ke Lazarevac sitere na mkpa na-echekwa relics nke dike gburu na
Agha nke Kolubara n'afọ 1914, n'ọgbọ agha dị gburugburu Lazarevac. Iji tinye echiche ndị a n'ọrụ, e guzobere "Kọmitii iji wulite ụlọ ụka ncheta na ụlọ charnel na Lazarevac" na 1921. Onyeisi ya bụ ụkọchukwu Čedomir M. Popović. Na 1937, Kọmitii ahụ kwụsịrị ịdị adị ma guzobe "Association maka ibuli ụlọ ụka ncheta na ụlọ charnel na Lazarevac", nke ụkọchukwu Borivoje Đorđević duziri.