@article{SM_1990_65_1_a7,
     author = {M. N. Sheremeta},
     title = {On the derivative of an entire {Dirichlet} series},
     journal = {Sbornik. Mathematics},
     pages = {133--145},
     publisher = {mathdoc},
     volume = {65},
     number = {1},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1990_65_1_a7/}
}