Dechasirikun, P. ., & Pisitkasem, P. (2021). The Improvement of Agricultural Product Procurement and Delivery Process of Coconut Siam Export Company Limited by LEAN. Journal of Humanities and Social Sciences, Rajapruk University, 7(3), 358–374. Retrieved from https://so03.tci-thaijo.org/index.php/rpu/article/view/257362