00515naa#a2200157#i#450# EN\AUS PUBLISHERS\bibl\5122 20241227103252.5 20210617b2021####ek#y0engy0150####ca RU MODERNIZATION OF RIPPING EQUIPMENT OF BULLDOZER-RIPPER Conference article/thesis Melbourne AUS PUBLISHERS 2021 5 с. Conference article/thesis local Chernopazov Zakhar Viktorovich Yankovsky Leonid Vaclavovich auspublishers.com.au