"Dreaming and the Dialectics of Self-Experience Among the Tzotzil" http://www.ethnografica.com/kevingroark/pdf/Groark_2010a.pdf

"Dreamwork with Central Alberta Cree" http://www.spiritwatch.ca/thoughts.htm

"The Role of Dreams and Spirit Possession in the Mbira Dza Vadzimu Music of the Shona People of Zimbabwe" http://aris.ss.uci.edu/rgarfias/bio-research/dreams%20and%20trance%2001.pdf