@article{DBLP:journals/tog/HachisukaOJ08,
author = {Toshiya Hachisuka and
Shinji Ogaki and
Henrik Wann Jensen},
title = {Progressive photon mapping},
journal = {ACM Trans. Graph.},
volume = {27},
number = {5},
year = {2008},
pages = {130},
ee = {http://doi.acm.org/10.1145/1457515.1409083},
bibsource = {DBLP, http://dblp.uni-trier.de}
}