Wanaphan, Ketprapa. 2018. “The Sufficiency Economy Learning Center Strategies Development of Mobile Development Unit in the North-East of Thailand”. วารสารสันติศึกษาปริทรรศน์ มจร 6 (1):103-15. https://so03.tci-thaijo.org/index.php/journal-peace/article/view/99203.