ไชยเสนา ม., and ไชยเสนา พ. “Creating Lifelong Learning of Elderly Person in the Northeastern of Thailand”. Journal of Graduate School, Pitchayatat, Ubon Ratchathani Rajabhat University, vol. 13, no. 2, Dec. 2018, pp. 147-54, https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/221645.