@article{MZM_2004_76_5_a4,
     author = {D. V. Gorbachev and A. S. Manoshina},
     title = {Tur\'an {Extremal} {Problem} for {Periodic} {Functions} with {Small} {Support} and {Its} {Applications}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {688--700},
     publisher = {mathdoc},
     volume = {76},
     number = {5},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2004_76_5_a4/}
}