@article{TIMM_2013_19_1_a20,
     author = {N. L. Manokhina and R. A. Shafiev},
     title = {Solution of a~$2$-constrained pseudo-inversion problem by a~relaxation method},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {217--225},
     year = {2013},
     volume = {19},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2013_19_1_a20/}
}