Beischel, Julie, and Mark Boccuzzi. “Development and Deployment of the Windbridge Psi and Related Phenomena Awareness Scale (WPRPAS)”. Journal of Scientific Exploration 34, no. 1 (March 23, 2020): 36-61. Accessed October 8, 2024. https://journalofscientificexploration.org/index.php/jse/article/view/1623.