Draganov, Borislav R.
Gadjev, Ivan
Funding for this research was provided by:
European Union-NextGenerationEU, National Recovery and Resilience Plan of the Republic of Bulgaria (BG-RRP-2.004-0008, BG-RRP-2.004-0008)
Article History
Received: 31 January 2024
Revised: 31 January 2024
Accepted: 4 April 2024
First Online: 4 May 2024
Declarations
:
: The authors declare that they have no conflict of interest.