SINURAT, Shafira Aprilianti Br.; SUGANDA, Nada Hasyla; PURBA, Maya Anggreani Violita; SIMANJUNTAK, Arjuna Penta; PURBA, Fariaman. Analisis Biaya Variabel Terhadap Penjualan pada Rumah Kopi Dinda Jalan Kolam Kabupaten Simalungun. EKOMA : Jurnal Ekonomi, Manajemen, Akuntansi, [S. l.], v. 3, n. 5, p. 1331–1337, 2024. DOI: 10.56799/ekoma.v3i5.3773. Disponível em: https://al-haramjournal.co.id/EKOMA/article/view/3773. Acesso em: 12 aug. 2026.