Alimardonova Zebuniso Mamarajabovna - defends PhD dissertation on “IMPROVEMENT OF MECHANISMS OF EFFECTIVE USE OF TOURISM RESOURCES OF SURKHANDARYA REGION” in the direction 08.00.17 – “Tourism and hotel activities” at the scientific council DSc.33/01.02.2022.I.145.01 under “Silk Road” International University of Tourism and Cultural Heritage on April 27 at 12.00 am.