Ivan Pravilov died in 2012.
Ivan Pravilov was born in 1963.
A. M. Pravilov has written: 'Radiometry in modern scientific experiments' -- subject(s): Analytic Chemistry, Experiments, Radiation, Measurement
Ivan Ryadchenko died in 1999.
Ivan Doncevic died in 1982.
Ivan Bukovcan died in 1975.
Ivan Chuvelyov died in 1942.
Ivan Drašković died in 1613.
Ivan Kurdyukov died in 1977.
Ivan Staykov died in 2003.
Ivan Kataev died in 1939.
Ivan Unkovsky died in 1886.
Ivan Agayants died in 1968.