Gideon Satria Putra Sugiyanto, and Agung Wicaksono. “MARKETING STRATEGY EVALUATION OF MRT JAKARTA’S MOBILE APPLICATION USING MARKETING 4.0 CONCEPT”. ADVANCED INTERNATIONAL JOURNAL OF BUSINESS, ENTREPRENEURSHIP AND SME’S (AIJBES) 2, no. 6 (December 22, 2020): 43–54. Accessed June 18, 2025. https://gaexcellence.com/aijbes/article/view/178.