1. Axel Buendia J. H. 2002. SpirOps: Scientific Research Labs in Artificial Intelligence. Axel Buendia J. H. 2002. SpirOps: Scientific Research Labs in Artificial Intelligence.
2. Bauer A. and Popovic Z. 2012. Rrt-based game level analysis visualization and visual refinement. Bauer A. and Popovic Z. 2012. Rrt-based game level analysis visualization and visual refinement.
3. Flow tiles