Robert J. Harrison George I. Fann Takeshi Yanai Gregory Beylkin Multiresolution Quantum Chemistry in Multiwavelet Bases. 103-110 http://dx.doi.org/10.1007/3-540-44864-0_11 2003 conf/iccS/2003-4 International Conference on Computational Science db/conf/iccS/iccS2003-4.html#HarrisonFYB03