Michael Bader Hans-Joachim Bungartz Anton Frank Ralf-Peter Mundani Space Tree Structures for PDE Software. 662-671 2002 conf/iccS/2002-3 International Conference on Computational Science (3) http://link.springer.de/link/service/series/0558/bibs/2331/23310662.htm db/conf/iccS/iccS2002-3.html#BaderBFM02