http://dspace.nbuv.gov.ua:80/handle/123456789/60143 Sun, 12 Apr 2026 22:51:11 GMT 2026-04-12T22:51:11Z http://dspace.nbuv.gov.ua:80/bitstream/id/179108/ http://dspace.nbuv.gov.ua:80/handle/123456789/60143