PUTRI IRSYI, Salsabilla; SABRINA, Hesti. Pengaruh Competitive Advantage dan Digital Marketing terhadap Loyalitas Pelanggan Raja Foto Studio Medan. Innovative: Journal Of Social Science Research, [S. l.], v. 4, n. 4, p. 2765–2779, 2024. DOI: 10.31004/innovative.v4i4.13418. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/13418. Acesso em: 7 may. 2026.