Shahid, S. A., E. Suryawardana, T. Ariefiantoro, and A. Widyakto. “Determinants Of Purchase Decisions In Coffee Shop In Central Java”. Kontigensi : Jurnal Ilmiah Manajemen, Vol. 13, no. 2, Dec. 2025, pp. 1078-90, doi:10.56457/jimk.v13i2.871.