Халфин, Р.Э.; Гниловская, Н.Ф.; Халфин, Р.Р.
(2005)
After many year-long studies of the invention of by A.E. Yunitsky, an engineer
from Gomel (Byelorussia), and the history of gestation of the invention concept, on
February 1, 2001 R.E. Khalfin, while working in the reading ...