I used this tutorial as a base for this particular fractal. It's not entirely clear what to do in some places. But I would well recommend you giving it a go.

http://satania.deviantart .com/art/Tutorial-Splits-
elliptic-150422119

This is a way smaller image then the actual, and proper one, which can be found, due to its small size, here:

http://img528.imageshack.
us/i/steelconstruct4black .jpg/

Note. You will have to delete the space in the hyperlinks when you copy them into your browser address line.