Megantara, B., and T. Melinda. “The Influence of Product Quality, Price, Brand Image and Service on Purchase Decisions for Dry Type Ready Mix Concrete: Case Study at PT. XYZ East Java”. International Journal of Review Management Business and Entrepreneurship (RMBE), vol. 2, no. 1, June 2022, pp. 188-96, doi:10.37715/rmbe.v2i1.3031.