Terra, Newton Luiz, e Mirna Wetters Portuguez. “PUCRS Open University for the Third Age”. PAJAR - Pan-American Journal of Aging Research 6, no. 2 (dezembro 21, 2018): 40–41. Acessado outubro 13, 2025. https://pucrs.emnuvens.com.br/pajar/article/view/32624.