Srijai, A. “Effectiveness of Capital Plan Database Management System Program of Chiang Rai Provincial Public Health Office”. Public Health Innovation Research and Development - การวิจัยและพัฒนานวัตกรรมสาธารณสุข, vol. 1, no. 1, Apr. 2022, pp. 1-13, https://thaidj.org/index.php/phird/article/view/12144.