@article{VMP_2016_17_1_a4,
     author = {I. V. Kireev},
     title = {An orthogonal power method of solving the partial eigenproblem for a symmetric nonnegative definite matrix},
     journal = {Numerical methods and programming},
     pages = {44--54},
     publisher = {mathdoc},
     volume = {17},
     number = {1},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMP_2016_17_1_a4/}
}