Yaden, David B.; Iwry, Jonathan; Slack, Kelley J.; Eichstaedt, Johannes C.; Zhao, Yukun; Vaillant, George E.; Newberg, Andrew B. (2016). "The overview effect: Awe and self-transcendent experience in space flight". Psychology of Consciousness: Theory, Research, and Practice. 3 (1): 1–11. doi:10.1037/cns0000086. ISSN2326-5531.
Yaden, David B.; Iwry, Jonathan; Slack, Kelley J.; Eichstaedt, Johannes C.; Zhao, Yukun; Vaillant, George E.; Newberg, Andrew B. (2016). "The overview effect: Awe and self-transcendent experience in space flight". Psychology of Consciousness: Theory, Research, and Practice. 3 (1): 1–11. doi:10.1037/cns0000086. ISSN2326-5531.