ADRIAN HARTANTO DARMA SANPUTRA; DYAH PALUPI ROHMIATI; ERLYN YUNIASHRI; ERVINA DWI APRILIA. Efisiensi Biaya Produksi dan Kelayakan Investasi Pengering Surya pada Usaha Mikro Pengolahan Makanan di Malang Raya. Bulletin of Community Engagement, [S. l.], v. 6, n. 3, p. 122–134, 2026. DOI: 10.51278/bce.v6i3.2816. Disponível em: https://attractivejournal.com/index.php/bce/article/view/2816. Acesso em: 11 nov. 2026.