@article{DAN_1965_165_4_a13,
     author = {M. V. Meerov},
     title = {Analytic conditions for a real function to be positive},
     journal = {Doklady Akademii Nauk},
     pages = {780--782},
     year = {1965},
     volume = {165},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_165_4_a13/}
}