Rangsipaht, Savitree, and Supaporn Thaipakdee. “Problem Analyses for Planning Fisheries Extension Programs: Tools and Methods”. Kasetsart Journal of Social Sciences 28, no. 1 (April 30, 2007): 141–149. accessed September 10, 2026. https://so04.tci-thaijo.org/index.php/kjss/article/view/246433.