RAAF fatique life
Bager1968 since you asked……
I read a very interesting paper out of Oz about this, 6 months ago. I had a look on the net and have found it again. It looks at the various methods used to calculate fatigue.
I also located an article from the 50’s to show that a few things have changed over time.
http://www.flightglobal.com/pdfarchive/view/1955/1955%20-%200347.html
http://www.dsto.defence.gov.au/publications/2796/DSTO-159.pdf