ธรรมกุล ดวงเนตร, ชอบอรุณสิทธิ ชญานิศ, and ศรีทะแก้ว ณัฐยา. 2018. “Learning Achievement and Self-Regulation Behavior of Nursing Students by Crystal-Based Learning in Nursing Research Subject”. Princess of Naradhiwas University Journal 10 (3):129-42. https://li01.tci-thaijo.org/index.php/pnujr/article/view/145311.