Hawiset, Thaneeya, Napatr Sriraksa, Puckavadee Somwang, and Prachak Inkaew. 2016. “Effect of Orange Essential Oil Inhalation on Mood and Memory in Female Humans”. Journal of Physiological and Biomedical Sciences 29 (1):5-11. https://li01.tci-thaijo.org/index.php/j-pbs/article/view/250744.