Phoudthavong Sengsouriya, et al. “DETERMINANTS OF RICE COMMERCIALIZATION LEVEL AMONG SMALLHOLDER FARMERS IN LAOS: A BETA REGRESSION ANALYSIS APPROACH”. TRA VINH UNIVERSITY JOURNAL OF SCIENCE, vol. 15, no. 1, Mar. 2025, doi:10.35382/tvujs.15.1.2025.115.