@article{DAN_1974_218_2_a5,
     author = {M. I. Kanovitch},
     title = {``Complex'' and ``simple'' numbers},
     journal = {Doklady Akademii Nauk},
     pages = {276--277},
     publisher = {mathdoc},
     volume = {218},
     number = {2},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_218_2_a5/}
}