Hamsinah, H. “Analysis of the Effect of Brand Image, Service Quality and Purchase Interest on Purchase Decisions: (Study on S26 Procal and Promise Gold Powdered Milk Consumers on Hypermarket Channels in Jakarta Distribution Area)”. Jurnal Ekonomi Dan Bisnis, vol. 1, no. 2, Juli 2021, hlm. 80-87, doi:10.56145/ekonomibisnis.v1i2.38.