Ali Yazici Tanil Ergenç Irfan Altas Romberg Integration: A Symbolic Approach with Mathematica. 691-700 2003 conf/iccS/2003-1 International Conference on Computational Science http://link.springer.de/link/service/series/0558/bibs/2657/26570691.htm db/conf/iccS/iccS2003-1.html#YaziciEA03