AYU, Retno. Analisis Sistem Pengendalian Piutang Terhadap Piutang Tak Tertagih pada PT. Abadi Sakti Mitra Mandiri. Jurnal EMT KITA, [S. l.], v. 7, n. 4, p. 911–924, 2023. DOI: 10.35870/emt.v7i4.1516. Disponível em: https://journal.lembagakita.org/emt/article/view/1516. Acesso em: 31 dec. 2025.