-dokument firmy Pixar http://www.pixar.com/companyinfo/research/pbm2001/notesc.pdf -Worcester Polytechnic Institute http://www.cs.wpi.edu/~matt/courses/cs563/talks/psys.html -stránka G. Scott Owena http://www.siggraph.org/education/materials/HyperGraph/animation/particle.htm -Verc Collective http://collective.valve-erc.com/index.php?go=particle_theory -Computer Graphics Group, ČVUT Praha http://www.cgg.cvut.cz/~apg/apg-tutorials02/ch06.html -Department of Computer Science, University of Manchester http://www.cs.man.ac.uk/~cailletf/MScThesis.pdf