@article{MZM_2002_71_6_a12,
     author = {A. V. Ustinov},
     title = {A {Discrete} {Analog} of {Euler's} {Summation} {Formula}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {931--936},
     publisher = {mathdoc},
     volume = {71},
     number = {6},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2002_71_6_a12/}
}