WULAN, Nasihiyah Purwaning; SOETJIPTO, Budi Eko; CHURIYAH, Madziatul. The Effect Of Sales Promotion And Social Media Marketing On The Purchase Intention Of BSI Gold Products Through Perceived Value, Brand Awareness, Trust, And Customer Engagement As Mediation Variables: Systematic Literature Review (SLR) With Bibliometrics. Economics and Business Journal (ECBIS), [S. l.], v. 4, n. 5, p. 1669–1686, 2026. DOI: 10.47353/ecbis.v4i5.365. Disponível em: https://ecbis.net/index.php/go/article/view/365. Acesso em: 25 may. 2026.