@article{article5677bee5,
title   = {Derivative-free superiorization: principle and algorithm},
author = {Censor, Yair and Garduño, Edgar and Helou, Elias Salomão and Herman, Garbor},
year = {2021},
doi = {10.1007/s11075-020-01038-w},
journal   = {Numerical Algorithms}
}