Vasilev, Julian Andreev, Agbozo, E., Turygina, Victoria F. .
Comparative Study on COVID-19 Wave Behavior: The Case of Two Counties.
Melville, NY: AIP [American Institute of Physics] Publ., 2024, pp. 480011-1-480011-4. - (AIP Conf. Proc. ; 3094), ISBN 978-0-7354-4954-1.