@article{Le:1985:EDF,
author = {Le, D.},
title = {An efficient derivative-free method for solving nonlinear equations},
journal = {ACM Trans. Math. Software},
fjournal = {Association for Computing Machinery. Transactions on Mathematical Software},
volume = {11},
year = {1985},
number = {3},
pages = {250–262},
note = {Corrigendum, {\it ibid}. {\bf 15}(3) (1989), 287},
issn = {0098-3500},
mrclass = {65H05},
mrnumber = {MR0814340 (87d:65057)},
mrreviewer = {T. Feagin},
doi = {10.1145/214408.214416},
zblno = {0581.65033}}