00520naa#a2200157#i#450# EN\AUS PUBLISHERS\bibl\5298 20250202223112.7 20210806b2021####ek#y0engy0150####ca RU QUANTITATIVE ASSESSMENT OF PECTIN CONTENT IN THE PULP OF MOUNTAIN ASH FRUITS (FRUCTUS SORBIA) Conference article/thesis Melbourne AUS PUBLISHERS 2021 6 с. Conference article/thesis local Biryukov A. A. Ovsyannikov A. G. w-science.com