@article{MZM_1973_14_3_a3,
     author = {Yu. P. Chuburin},
     title = {On upper and lower values of a~generalized function at a~point},
     journal = {Matemati\v{c}eskie zametki},
     pages = {339--348},
     publisher = {mathdoc},
     volume = {14},
     number = {3},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1973_14_3_a3/}
}