@article{DAN_1985_283_5_a13,
     author = {V. S. Mikhalevich and N. N. Redkovskii},
     title = {Search for the minimum of functions on a set of symmetric nonnegative-definite matrices},
     journal = {Doklady Akademii Nauk},
     pages = {1081--1085},
     publisher = {mathdoc},
     volume = {283},
     number = {5},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_283_5_a13/}
}