Czerniawska O. Age in life course. In: Dubas E, Muszyński M, editors. Old Age in the Stream of Life: Reflections on Old Age. Volume 2 [Internet]. Poland: Lodz University Press; 2019 [cited 2026 Feb. 7]. pp. 233-9. Available from: https://press.uni.lodz.pl/index.php/wul/catalog/book/879/chapter/2230