@article{IVM_1991_3_a3,
     author = {A. E. Kolosov},
     title = {On the best approximation of points by planes},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {17--20},
     year = {1991},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1991_3_a3/}
}