Kazandzhieva, V. Applied Aspects of Blockchain Technology in Travel and Tourism Industry. Varna: Union of Scientists - Varna, 2020 с. 88 - 99, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Kazandzhieva, V. Applied Aspects of Blockchain Technology in Travel and Tourism Industry. Varna: Union of Scientists - Varna, 2020 с. 88 - 99, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Kazandzhieva, V. (2020) Applied Aspects of Blockchain Technology in Travel and Tourism Industry, Varna: Union of Scientists - Varna с. 88 - 99, ISSN 1314-7390 (рrint) ; 2603-4085 (online).
Kazandzhieva, V. (2020). Applied Aspects of Blockchain Technology in Travel and Tourism Industry. Varna: Union of Scientists - Varna, с. 88 - 99.
Kazandzhieva V. Applied Aspects of Blockchain Technology in Travel and Tourism Industry. Varna: Union of Scientists - Varna; 2020. p. с. 88 - 99. ISBN: ISSN 1314-7390 (рrint) ; 2603-4085 (online).