Widuta L, Muammar Rinaldi. The Effectiveness of E-WOM (Electronic Word Of Mouth) and Instagram Social Media Promotion on Purchase Intention at Liang Teh Sumatera. IBEC [Internet]. 2023 Dec. 6 [cited 2025 Sep. 11];2(1):92-101. Available from: https://conference.eka-prasetya.ac.id/index.php/IBEC/article/view/86