Doungmala, Dr.Thudsanaiyawan, Dr.Annarviya Phutcharinya, and Dr. Anchalee Chaisri. 2018. “Innovation Model of Creative Tourism Route Management With Participation of Chaiyaphum Province”. Journal of Research and Development Institute Rajabhat Maha Sarakham University 5 (1):155-70. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/210515.