Carlos S. Alvarado

Investigating Mental Mediums: Research Suggestions from the Historical Literature

Journal of Scientific Exploration, N. 2, Vol. 24, Virginia Beach 2010, pp. 197-224.

Jeremy Bohonos

Spiritualism and gender. Questions of leadership and masculine identity

Muncie (Indiana), avril 2012.

Giulio Antonio Gualtieri, Michele Mecozzi e Stefano Carreri

Fantasmi

Il CICAP indaga, N. 2, Scuola internazionale di comics, Jesi 2014.