Setiawan, Z., Chevy Herli Sumerli A, Errie Margery, NYI Dewi Puspitasari, and Alim Hardiansyah. “The Effect of Gamification in Loyalty Programs on the Loyalty of Marketplace User Using the Expectation-Confirmation Model (ECM)”. JEMSI (Jurnal Ekonomi, Manajemen, Dan Akuntansi), vol. 9, no. 3, June 2023, pp. 596-01, doi:10.35870/jemsi.v9i3.1117.