Suganda, Surya, et al. “The Effect Of Increasing Servicescape And Modernizing Petrol Station Services On Pertamax Series Purchase Decisions Through Perceived Value: Systematic Literature Review (SLR) Mediation With Bibliometrics”. Economics and Business Journal (ECBIS), vol. 4, no. 3, Apr. 2026, pp. 609-30, doi:10.47353/ecbis.v4i3.320.