Telavanich, C., N. Chakpitak, T. Chandarasupsang, and A. Tamprasirt. “Cost Reduction in Farm-Based Agriculture Through Increased Grower Maturity”. Kasetsart Journal of Social Sciences, vol. 36, no. 2, Aug. 2015, pp. 371-80, https://so04.tci-thaijo.org/index.php/kjss/article/view/243336.