00339nas a2200121   4500000000100000000000100001008004100002100002400043700002200067700002100089700001700110245009000127       2020                            d1 aOleksandr Markovets1 aRuslana Pazderska1 aOksana Horpyniuk1 aYuriy Syerov00aInformational support of effective work of the community manager with web communities