Laksono, Rudi, Ahmad Nurdin Hasibuan, Dadan Sundara, Nova Permatasari, and Renny Saidih. “IBI Kosgoro 1957 Student Entrepreneurship Assistance to Increase the Bubble Pearl Business Scale in Depok”. Jurnal Pengabdian Teratai 1, no. 2 (December 15, 2020): 153–170. Accessed November 24, 2025. http://ejournal-ibik57.ac.id/index.php/teratai/article/view/133.