http://www.webnor.no/tt/
Also, go to mesomorphosis.com and read through the articles section.
Books by Charles Yesalis will be good.
There really is tons of info from which you can gather material, most of which is very reputable. try to avoid citing websites other than legit scientific sites, as this detracts from the apparent validity of the information. Even though the majority of AR's info is good, citing a website is just almost always a lose/lose situation, unless you explicitly state that "based on numerous personal accounts", etc.
Hit up pubmed......use the "limits" tool to select "title/abstract", then just type in all relevant keywords....you'll find tons of peer-reviewd scientific literature.
It's your responsibility to change people's minds....don't take it lightly