Fadilah, Yasin, et al. “OFFICIAL TRAVEL MANAGEMENT OF EMPLOYEES OF THE REGIONAL SECRETARIAT OFFICE (SETDA) OF SERUYAN REGENCY, CENTRAL KALIMANTAN PROVINCE”. Sociopolis, vol. 2, no. 1, Jan. 2026, pp. 29-38, doi:10.70074/sociopolis.v2i1.79.