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Application of technological innovations in the tourism ind..:

Ilieva Lyubka ; Petrova Mariana ; Todorova Lyubomira
https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/45/e3sconf_iscmee2023_01003.pdf.  , 2023
Link: https://doi.org/10.1051/e3sconf/202340801003