%0 Journal Article %A Lopes, H. S. %A Weinert, W. R. %T EGIPSYS: An enhanced gene expression programming approach for symbolic refression problems %J International Journal of Applied Mathematics and Computer Science %D 2004 %P 375-384 %V 14 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2004_14_3_a6/ %G en %F IJAMCS_2004_14_3_a6