@article{IM2_2020_84_4_a1,
     author = {S. M. Ageev},
     title = {On orthogonal projections of {N\"obeling} spaces},
     journal = {Izvestiya. Mathematics},
     pages = {627--658},
     year = {2020},
     volume = {84},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2020_84_4_a1/}
}