Ooh! Just remembered. There were some very good articles written by Jim Davis that appeared in Australian Flying magazine, from memory about 5 years ago. Just had a quick look through my stuff but can't find the exact ones. You could try getting your hands on some back issues (2002/03) or give him a call. (he instructs, or at least used to, at Jandakot ifor one of the flight schools there. I'll keep looking and if I find them I'll scan them and figure out some way of how to post them here, duly observing copyright of course