handayani, puspita. “SOCIALIZATION OF UMKM UP GRADE AND HALAL CERTIFICATION CHAMBER OF COMMERCE & INDUSTRY (KADIN) SIDOARJO - EAST JAVA: SOSIALISASI UMKM NAIK KELAS DAN SERTIFIKASI HALAL KAMAR DAGANG & INDUSTRI (KADIN) SIDOARJO - JAWA TIMUR”. Journal of Social Comunity Services 1, no. 1 (December 30, 2023): 72–77. Accessed October 2, 2025. https://journal.antispublisher.com/index.php/jscs/article/view/25.