TY CONF TI MODERNIZATION OF RIPPING EQUIPMENT OF BULLDOZER-RIPPER KW oosening equipment KW bulldozer-loosener KW vibration exciter KW loosening tooth KW vibrator KW development of strong soil JO SCIENCE AND INNOVATION 2021: DEVELOPMENT DIRECTIONS AND PRIORITIES AU Chernopazov, Z.V. AU Yankovsky, L.V. PY 2024 PB AUS PUBLISHERS