Yep, as marty said, RS 4spokes. Comesin many different sizes and offsets, even FWD... Quite cheap on uk ebay, but as usual, postage will be the killer.
Here is a helpful guide...
http://www.turbosport.co.uk/showthread.php?76297-Spotters-guide-to-RS-four-spoke-alloy-wheels
You can buy them new afermarket, up to 16x9? I believe, I have the images somewhere. Imagewheels uk list them up to 15" but I'm sure they do larger..
http://www.imagewheels.co.uk/large_wheel_pages/rs1_classic.html
Shaun