Płaczek, Aleksandra. “When a Part of ‘self’ Dies: On Grief and the Feeling of Loneliness After Losing a Beloved Animal”. Difficult Situation in Biographies: Volume 9, edited by Elżbieta Dubas and Justyna Sztobryn-Bochomulska, Lodz University Press, 2025, pp. 227-45, https://doi.org/10.18778/8331-754-0.14.