1. Not the sons of Adam: religious responses to ETI;Ashkenazi;Space Policy,1992
2. Attitudes toward interstellar communication: an empirical study;Bainbridge;Journal of the British Interplanetary Society,1983
3. Assessing belief in extraterrestrial life: The BEXTL Scale;Lavrakas;Journal of UFO Studies,1978
4. Belief in extraterrestrial life: a challenge to Christian doctrine & fundamentalists?;Rosenbaum;Journal of UFO Studies,1979
5. How do people feel the contact with ETIs?;Sabadell;SPIE Proceedings,1996