Presentations on Peak Oil - PDF file format
Dr. Werner Zittel - Ludwig-Bölkow-Systemtechnik GmbH
Jörg Schindler - Ludwig-Bölkow-Systemtechnik GmbH
Roger Bezdek, MISI
Robert Wendling, MISI
Colin Campbell and Jean H. Laherrère - Scientific American
US Government Accountability Office (GAO