@base . a ; "20230508152821.687459"^^ ; ; . "Latvia" . a , ; "RGSL Research Papers (Online)" . a ; . a . , ; "RGSL Research Papers." ; ; ; ; ; ; ; "RGSL Research Papers." , "RGSL Research Papers (Online)" ; ; "http://www.rgsl.edu.lv/lv/petnieciba-rja/publikacijas/rgsl-research-papers-/" . . a ; "1691-9254" ; .