Almendra, Ricardo, Paula Santana, Elisabete Freire, and João Vasconcelos. “Seasonal Mortality Patterns and Regional Contrasts in Portugal (update 30.11.2018)”. Bulletin of Geography. Socio-economic Series 32, no. 32 (May 1, 2016): 7–18. Accessed April 23, 2024. https://apcz.umk.pl/BGSS/article/view/bog-2016-0011.