@article{YJOR_2009_19_2_a3,
     author = {Milanka Garda\v{s}evi\'c Filipovi\'c},
     title = {A {Trust} {Region} {Method} {Using} {Subgradient} for {Minimizing} a {Nondifferentiable} {Function}},
     journal = {Yugoslav journal of operations research},
     pages = {249 },
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {2009},
     zbl = {1224.90131},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_2009_19_2_a3/}
}