1. Emergence of oldest old and centenarians: demographic analysis;Herm;Asian J Gerontol Geriatr,2012
2. Censos - Resultados, definitivos. Região Norte – 2011;National Statistical Institute of Portugal, (INE),2012
3. Projeções de População Residente 2015–2080;National Statistical Institute of Portugal (INE),2017
4. Health profile of centenarians in Portugal: a census-based approach;Ribeiro;Popul Health Metr,2016
5. The older they are, the less successful they become? Findings from the Georgia Centenarian Study;Cho;J Aging Res,2012