Smartphones in Sports and Physical Activities of Adolescents

Adamčák, ŠtefanBartik, Pavol2022-01-192022-01-192021978-83-62750-31-3https://repo.umb.sk/handle/123456789/156enCC BY Creative Commons Attribution („uvedenie autora“) 4.0.info:eu-repo/semantics/openAccessSmartphones in Sports and Physical Activities of AdolescentsBook