WASET
    Maria C. Proença and  Maria T. Rebelo and  Maria J. Alves and  Sofia Cunha,  Ports and Airports: Gateways to Vector-Borne Diseases in Portugal Mainland.   journal   = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2016, vol. 113(5). 258 - 263
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10004406.