The Content Analysis Method for the Information Resources Formation in Electronic Content Commerce Systems. - Andrii Berko; Vasyl Andrunyk; Lyubomyr Chyrun; Mykhailo Sorokovskyy; Oksana Oborska; Oksana Oryshchyn; Mykhailo Luchkevych; Oksana Brodovska (COLINS, 2021)