Sheesh. And I thought I was done with grad school.
OK. Here you go.
Liener IE, Kakade, ML. Protease Inhibitors. In Irvin E. Liener, ed. Toxic Constituents of Plant Foodstuffs (NY, Academic Press, Second edition, 1980) 49,55.
Actually, the argument about soy beans versus how you eat it is very salient because, of course, no one in their right mind would eat an actual soy bean unless they just enjoy gastric distress. Don't tell me about edamame. That's not the same. Those are a different strain of bean and they are also picked while they are still immature.
And no, I don't think you'v proven there's methionone in the thing just because the government says so. Read about food politics and understand how the world beyond your university really works. Why don't you show me some peer reviewed work that states it does have it.