Yodda, Sujitra, Suwit Laohasiriwong, and A. Terry Rambo. “Use of Organic Materials to Maintain Soil Quality by Thai-Lao Rice Farmers in Northeast Thailand”. Forest and Society 5, no. 2 (October 11, 2021): 559-574. Accessed April 24, 2024. https://journal.unhas.ac.id/index.php/fs/article/view/14044.