@article{ZNSL_2018_474_a9,
     author = {I. A. Ibragimov},
     title = {An estimation problem for the intensity density of {Poisson} processes},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {139--148},
     year = {2018},
     volume = {474},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2018_474_a9/}
}