DEA ALVINDHA; AGNES BINTANG; MANURUNG, Elizabeth Tiur. Hubungan Antara Biaya Operasional dan Laba Pada PT Telekomunikasi Indonesia Tbk. Innovative: Journal Of Social Science Research, [S. l.], v. 5, n. 1, p. 5747–5755, 2025. DOI: 10.31004/innovative.v5i1.16947. Disponível em: http://j-innovative.org/index.php/Innovative/article/view/16947. Acesso em: 17 sep. 2026.