Dear all,
I think Coggan's method is only published in a recent (interesting) book:

Training and Racing with a Power Meter
by Hunter Allen & Andrew Coggan, Ph.D
# 231 pages
# : VeloPress (Jan 2006)
# ISBN: 1931382794

Regards

Tim

Dr Tim Takken MSc PhD Clinical Exercise Physiologist
Department of Pediatric Physical Therapy & Exercise Physiology
Wilhelmina Children's Hospital
University Medical Center Utrecht
Room KB2.056.0, PO Box 85090, NL 3508 AB Utrecht
The Netherlands
email (office): t.takken@...
+31 30 2504030 (phone);
+31 30 2505333 (fax)
http://www.kinderfysiotherapiewkz.nl
http://www.timtakken.com