Corneliu Petru Popescu, Simin Ayse Florescu, Simona Maria Ruta West Nile virus in Central Europe – Pandora's box is wide open! Travel Medicine and Infectious Disease. Volume 37, September–October 2020, 101864 [1] [Архівовано 8 вересня 2021 у Wayback Machine.] (англ.)
Corneliu Petru Popescu, Simin Ayse Florescu, Simona Maria Ruta West Nile virus in Central Europe – Pandora's box is wide open! Travel Medicine and Infectious Disease. Volume 37, September–October 2020, 101864 [1] [Архівовано 8 вересня 2021 у Wayback Machine.] (англ.)
WHO. Emergencies preparedness, response West Nile virus — Portugal. Disease outbreak news 17 September 2015 [2] [Архівовано 19 вересня 2015 у Wayback Machine.]
WHO. Emergencies preparedness, response West Nile virus — Portugal. Disease outbreak news 17 September 2015 [2] [Архівовано 19 вересня 2015 у Wayback Machine.]