[1]
S. Niewczas, “Positive psychology in the learning and teaching of older adults”, in Activation-innovation-inspiration in (glotto) didactics, B. Grochala, M. Pokorska, and M. Syrek, Eds. Poland: Lodz University Press, 2022, pp. 101–111. doi: 10.18778/8220-940-2.08.