Yustianto, B. P. ., and A. . Syarif. “The Effect of Marketing Mix on Decisions to Purchase Oppo Brand Smartphones at Plaza Simpur Center in Bandar Lampung”. Studi Akuntansi, Keuangan, Dan Manajemen, vol. 4, no. 1, Sept. 2024, pp. 169-7, doi:10.35912/sakman.v4i1.3291.