Unresolved Problems in the Study of Near-Death Experiences: Some Suggestions for Research and Theory • Kevin J. Drab doi:10.17514/JNDS-1981-1-1-p27-43.
Toward a Psychological Explanation of Near-Death Experiences: A Response to Dr. Grosso's Paper • Bruce Greyson doi:10.17514/JNDS-1981-1-2-p88-103.
Near-Death Experiences in a Pacific Northweat American Population: The Evergreen Study • James H. Lindley, Sethyn Bryan and Bob Conley doi:10.17514/JNDS-1981-1-2-p104-124.