Achmad Fanani Yunianto, Agus Purbo Widodo, Heri Sudarsono. Peran Mediasi Customer Satisfaction Pada Pengaruh Service Quality, Dan Social Media Marketing Terhadap Loyalitas Pelanggan Pada PT Mega Prakarsa Engineering Indonesia. optimal [Internet]. 2025 May 21 [cited 2025 Jun. 22];5(1):432-43. Available from: https://researchhub.id/index.php/optimal/article/view/6016