Salchev, P. (2024). Covid-19: Responses to the Crisis. Public Policy.Bg, 13(2). https://doi.org/10.58894/EJPP.2022.2.444 (Original work published April 12, 2022)
SALCHEV, P. Covid-19: Responses to the Crisis. Public Policy.bg , [S. l.], v. 13, n. 2, 2024. DOI: 10.58894/EJPP.2022.2.444. Disponível em: http://www.ejpp.eu/index.php/ejpp/article/view/444. Acesso em: 6 oct. 2024.
Salchev, Petko. “Covid-19: Responses to the Crisis”. Public Policy.bg 13, no. 2 (February 4, 2024). Accessed October 6, 2024. http://www.ejpp.eu/index.php/ejpp/article/view/444.
Salchev P. Covid-19: Responses to the Crisis. PP [Internet]. 2024 Feb. 4 [cited 2024 Oct. 6];13(2). Available from: http://www.ejpp.eu/index.php/ejpp/article/view/444