NIEWCZAS, Sylwia. Positive psychology in the learning and teaching of older adults. In: GROCHALA, Beata; POKORSKA, Michalina; SYREK , Małgorzata (eds.). Activation-innovation-inspiration in (glotto) didactics. Poland: Lodz University Press,2022. p. 101–111. DOI: 10.18778/8220-940-2.08. Disponível em: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/704/chapter/1758. Acesso em: 14 feb. 2026.