SUMMARY - HYPNAGOLOGICAL METHOD 

http://carlosvalleromocandpsyk.blogspot.com/2009/04/summary-hypnagological-method.html

http://books.google.es/books?id=jaPeY3OqemUC&dq=M%C3%A9todo+Hipnagol%C3%B3gico&printsec=frontcover&source=bl&ots=KaRIG-oK1b&sig=D1Q2dYHu79iwxFVIz0hS3cRWOmo&hl=es&ei=ku_cSbnTO-DNjAesr9ipDg&sa=X&oi=book_result&ct=result&resnum=5#PPA1,M1

http://books.google.es/books?id=8UV1LrJwYV0C&dq=M%C3%A9todo+Hipnagol%C3%B3gico&printsec=frontcover&source=bl&ots=nk0kaZPqtO&sig=0ns_iGB7LcCJchpQtIgxxdJ8Csk&hl=es&ei=ku_cSbnTO-DNjAesr9ipDg&sa=X&oi=book_result&ct=result&resnum=7