Extension for Participation Operations of members Palm Oil Collaborative Farmers  in Meuang Phang Nga District Phang Nga Province (ภักดี น., ขลิบทอง จ., & ตุ้มหิรัญ เ. , Trans.). (2025). The 15th Benjamit National and International Conference, 15(6), 253-273. https://benjamit.thonburi-u.ac.th/ojs/bmv15/article/view/268