@article{ZNSL_2021_504_a2,
     author = {Kh. D. Ikramov},
     title = {On matrices with pairwise orthogonal rows and columns},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {47--53},
     publisher = {mathdoc},
     volume = {504},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2021_504_a2/}
}