@article{ZNSL_2023_527_a2,
     author = {L. N. Ikhsanov},
     title = {Paltanea type theorems on estimation by positive discrete functionals},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {71--83},
     publisher = {mathdoc},
     volume = {527},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2023_527_a2/}
}