@article{UZKU_1968_128_5_a0,
     author = {A. R. Abdulgamidov},
     title = {Orthogonal {Haar} system defined on bounded closed sets of $m$-dimensional {Euclidean} space},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {3--19},
     year = {1968},
     volume = {128},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_1968_128_5_a0/}
}