ทองคำ ป., วรคำ ผ. ด., and ปัญญา ผ. ด., “Reading and Writing Problem-Solution of Students from Mae Kue Wittaya School under Chiang Mai Primary Educational Service Area one: Grounded Theory Study”, AJMBU, vol. 8, no. 2, pp. 87–99, Sep. 2018.