@article{DE_1993_29_9_a15,
     author = {E. V. Zakharov and S. I. Safronov and R. P. Tarasov},
     title = {Finite groups in the numerical analysis of boundary integral equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1620--1631},
     publisher = {mathdoc},
     volume = {29},
     number = {9},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_9_a15/}
}