Stumbrys, Tadas, and Daniel Erlacher. “Applications of Lucid Dreams and Their Effects on the Mood Upon Awakening”. International Journal of Dream Research 9, no. 2 (October 24, 2016): 146–150. Accessed April 27, 2024. https://journals.ub.uni-heidelberg.de/index.php/IJoDR/article/view/33114.