@article{FAA_2007_41_3_a0,
     author = {T. Ya. Azizov and P. Jonas},
     title = {On {Locally} {Definitizable} {Matrix} {Functions}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {1--16},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2007_41_3_a0/}
}