Devia, Vietha, AND 		Maski, Ghozali.
" BIMBINGAN TEKNIS OPTIMALISASI PENGGUNAAN ONLINE MARKETPLACE (SHOPEE) UNTUK UMKM DI DESA GUNUNGREJO KECAMATAN SINGOSARI" <em>PROSIDING SEMINAR NASIONAL UNARS</em> [Online], Volume 4 Number 1 (20 January 2026)