@article{DVMG_2004_5_2_a2,
     author = {E. V. Degtyareva and N. N. Frolov},
     title = {On the semigroups of operators {Weierstrass} and {Poisson} type},
     journal = {Dalʹnevosto\v{c}nyj matemati\v{c}eskij \v{z}urnal},
     pages = {184--194},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DVMG_2004_5_2_a2/}
}