Aspartame Methanol Good Sources On Methanol And Ethanol In Fruit Juice?

Good sources on methanol and ethanol in fruit juice? - aspartame methanol

I am currently working on a book on aspartame and try to bring some legitimacy, the arguments against, I am looking for sources that are independent of each other. Does anyone know where I am a reliable source of fruit juices, which both can find the struggle against the representatives of methanol and ethanol?