@article{YJOR_2009_19_1_a10,
     author = {Bogdana Stanojevi\'c and Milan Stanojevi\'c},
     title = {Penalty {Method} for {Fuzzy} {Linear} {Programming} {With} {Trapezoidal} {Numbers}},
     journal = {Yugoslav journal of operations research},
     pages = {149 },
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2009},
     zbl = {1274.90526},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/YJOR_2009_19_1_a10/}
}