Author: Vsesoi͡uznai͡a nauchno-tekhnicheskai͡a konferent͡sii͡a po povyshenii͡u kachestva funkt͡sionirovanii͡a i nadezhnosti informat͡sionnykh seteĭ i ikh ėlementov (4th 1981 Novosibirsk, Russia?)