@article{TM_2016_294_a14,
     author = {Alexander N. Pechen and Nikolay B. Il'in},
     title = {On the problem of maximizing the transition probability in an $n$-level quantum system using nonselective measurements},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {248--255},
     publisher = {mathdoc},
     volume = {294},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_2016_294_a14/}
}