Updates are available Correction dated 2024-01-05

Ignatov, Ignat https://orcid.org/0000-0002-4761-2982

P. Popova, Teodora https://orcid.org/0000-0003-4330-7996

Toshkova-Yotova, Tanya https://orcid.org/0000-0002-2394-2282

Deleva, Veronika https://orcid.org/0009-0009-0514-3063

Bankova, Ralitsa https://orcid.org/0000-0001-7326-1920

Neshev, Nikolai https://orcid.org/0000-0002-8596-9392

T. Iliev, Mario https://orcid.org/0000-0003-4738-4550

E. Petrova, Toshka https://orcid.org/0000-0002-4761-4929

D. Kaleva, Mila https://orcid.org/0000-0002-1740-5296

Drossinakis, Christos https://orcid.org/0000-0002-6055-3040

I. Ignatov, Alexander https://orcid.org/0000-0001-6578-2523

Dimitrov, Zhechko https://orcid.org/0000-0001-6945-4025

Gotova, Irina https://orcid.org/0000-0002-9068-1481

Huether, Fabio https://orcid.org/0000-0002-2087-5678

Angelcheva, Mariana https://orcid.org/0000-0002-9697-6088

Angushev, Ivan https://orcid.org/0000-0002-2933-8051

Valcheva, Nedyalka https://orcid.org/0000-0001-9038-5562

D. Karadzhov, Stoil https://orcid.org/0000-0002-9472-9227

Baiti, Sadek https://orcid.org/0000-0001-7074-4193

License valid from 2023-11-09