Evanthi, Ayundha, and Ratih Mukti Azhar. “Planning and Implementation of Event Marketing in Sociopreneurship”. International Journal of Science, Technology & Management 4, no. 5 (September 30, 2023): 1451–1459. Accessed December 24, 2025. https://www.ijstm.inarah.co.id/index.php/ijstm/article/view/1003.