Setiawan Z, Chevy Herli Sumerli A, Errie Margery, NYI Dewi Puspitasari, Alim Hardiansyah. The Effect of Gamification in Loyalty Programs on the Loyalty of Marketplace User Using the Expectation-Confirmation Model (ECM). J. Ekon. Manaj. Akunt. 2023;9(3):596-601. doi:10.35870/jemsi.v9i3.1117