Ola Olsson, Erik Sintorn, Viktor Kämpe, Markus Billeter, Ulf Assarsson. Efficient virtual shadow maps for many lights. In John Keyser, Pedro Sander, editors, Symposium on Interactive 3D Graphics and Games, I3D '14, San Francisco, CA, USA - March 14 - 16, 2014. pages 87-96, ACM, 2014. [doi]