Liliyan A, Lubis MRH. PROVING THE ROLE OF ENTREPRENEURIAL MARKETING IN HANDLING COMPLAINTS AND ITS IMPACT ON IMPROVING MARKETING PERFORMANCE IN SMES INDUSTRY. ICOBUSS [Internet]. 2025June17 [cited 2026Sept.14];1(1). Available from: https://ojsicobuss.stiesia.ac.id/index.php/icobuss1st/article/view/8