มัทยัตร์ ด., and แดงด้อมยุทธ์ เ. “The Effect Symptom-Management Self-Efficacy Program On Negative Symptoms Of Schizophrenic Patients”. Journal of The Royal Thai Army Nurses, vol. 19, Apr. 2018, pp. 147-55, https://he01.tci-thaijo.org/index.php/JRTAN/article/view/134414.