Saengaran, N., and S. Suwansaard. “Three Factors Affecting Elderly Consumers’ Decision-Making on Buying Food Materials: A Case of the Fresh Market in Putthamonthon District”. RICE Journal of Creative Entrepreneurship and Management, Vol. 3, no. 2, Aug. 2022, pp. 16-26, doi:10.14456/rjcm.2022.8.