TY JOUR TI CHARACTERISTICS OF VIBRATIONS OF VISCOUS CONCRETE MEDIUM IN A VIBROFORM WITH CYLINDRICAL PUNCHES KW cylindrical punch KW viscous concrete medium KW vibration KW amplitude KW frequency KW speed JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Kirilov, I.V. AU Khanin, S.I. AU Voronov, V.P. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov