@article{MV_1967_19_4_a8,
     author = {S. P. Bingulac},
     title = {On the transformation of gradient method},
     journal = {Matemati\v{c}ki vesnik},
     pages = {399 },
     publisher = {mathdoc},
     volume = {19},
     number = {4},
     year = {1967},
     url = {http://geodesic.mathdoc.fr/item/MV_1967_19_4_a8/}
}