Varela Francisco J., Thompson Evan, Rosch Eleanor, (1991)

The Embodied mind. Cognitive science and human experience

Forman Robert K. C., (1990)

The problem of pure consciousness

Schneiders Sandra Marie, (1989)

Spirituality in the academy

Elkins David N., L. James Hedstrom, Lori L. Hughes, J. Andrew Leaf and Cheryl Saunders, (1988)

Toward a humanistic-phenomenological spirituality: definition, description, and measurement

Dennett Daniel C. & Hofstadter Douglas R., (1985)

The Mind’s I

Hood Ralph W. Jr., (1984)

The psychology of religion

Cavell Stanley, (1979)

The claim of reason