Author: Kānprachum Sammanā Chœ̄ng Patibatkān rư̄ang "Kānphičhāranā Khadī Tō̜nư̄ang Kœ̄t Phonkrathop tō̜ Sangkhom Krabūankān Yuttitham Rư̄ Mai Yāngrai" (2006 Khon Kaen, Thailand)