Castaldo, V. and Holzman, P., The effects of hearing one’s own voice on dream content: a replication, Journal of Nervous and Mental Disease, 1969, 148:74-82.
Vincenzo Castaldo, M.D., The Menninger Foundation, Topeka, Kansas, USA
Philip S. Holzman, Ph.D., Esther and Sidney R. Rabb Professor of Psychology Emeritus, Harvard University, Cambridge, Massachusetts, USA
Van de Castle, Robert L., Our Dreaming Mind, New York, Ballantine Books, 1994, 264, 267.
Professor Emeritus, University of Virginia Health Sciences Center, Charlottesville, Virginia USA