Serpe, Alexis, and Teresa DeCicco. “An Investigation into Anxiety and Depression in Dream Imagery: The Issue of Co-Morbidity”. International Journal of Dream Research 13, no. 1 (March 30, 2020): 82–89. Accessed May 26, 2024. https://journals.ub.uni-heidelberg.de/index.php/IJoDR/article/view/68130.