@misc{TRSPY_1970_113_a6,
     title = {Errata},
     journal = {Informatics and Automation},
     pages = {263--264},
     publisher = {mathdoc},
     volume = {113},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1970_113_a6/}
}