Alotaibi, E. K., I. A. A. Khanfar, B. Ismaeel, and A. S. Shkeer. “Analyzing the Influence of Direct Marketing Strategies on Consumer Purchasing Decisions”. Heritage and Sustainable Development, vol. 7, no. 1, Apr. 2025, pp. 329-38, doi:10.37868/hsd.v7i1.1133.