Firmansyah, Dhimas Samudra, and Liliana Dewi. “Re-Evaluating the Marketing Mix: An Empirical Study on the Indirect Influence of the 4Ps on Purchase Intention via Customer Attitude”. Jurnal Bisnis dan Manajemen 13, no. 1 (May 18, 2026): 57–68. Accessed June 23, 2026. https://jurnal.unmer.ac.id/index.php/jbm/article/view/16576.