@article{SM_2024_215_7_a2,
     author = {A. D. Manov},
     title = {An extremal problem for positive definite functions with support in a~ball},
     journal = {Sbornik. Mathematics},
     pages = {920--931},
     year = {2024},
     volume = {215},
     number = {7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2024_215_7_a2/}
}