YUDA REMOFA. THE EFFECT OF SAVINGS AND OPERATIONAL COSTS ON THE REST OF THE VILLAGE ECONOMIC BUSINESS SHU – SAVES (UD-SP) SIMPANG KOTA MEDAN, KELAYANG DISTRICT, INDRAGIRI HULU REGENCY. Journal of Innovation Research and Knowledge, [S. l.], v. 2, n. 1, p. 317–322, 2022. DOI: 10.53625/jirk.v2i1.3295. Disponível em: https://mail.bajangjournal.com/index.php/JIRK/article/view/3295. Acesso em: 5 jul. 2025.