@article{DE_1993_29_4_a22,
     author = {V. V. Dubrovskii and E. Yu. Kunakova},
     title = {Letter to the editors: {``A} formula for the first regularized trace of a power of the {Laplace} operator on a triangle'' {[Differentsial'nye} {Uravneniya} \textbf{28} (1992), no.~7, 1274--1276, 1288] by {Dubrovski{\v\i}} and {E.\,Yu.~Kunakova}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {731},
     publisher = {mathdoc},
     volume = {29},
     number = {4},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_4_a22/}
}