AMus is generally a reliable source. Sorry if it's hard to understand, this was a simple Google translation: http://www.auto-motor-und-sport.de/...or-fuer-2013-steht-auf-der-kippe-3763976.html
I'd quite like to see turbo's in F1, I just don't want them producing less power than todays V8's. If they made the cars faster thats surely good rep for 'small' (800bhp) turbo's.
So yet another ill informed cock-up by Slimy Toad then, it's becoming a habit so lookout for even more errors.