@article{SM_2006_197_6_a0,
     author = {A. Bak and Yu. V. Muranov},
     title = {Properties of exponential series with
},
     journal = {Sbornik. Mathematics},
     pages = {791--811},
     publisher = {mathdoc},
     volume = {197},
     number = {6},
     year = {2006},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2006_197_6_a0/}
}