Franzen, W. Altrusim and Morals. In Practica et Speculativa: Studies Offered to Professor Andrzej M. Kaniowski; Gensler, M., Gralińska-Toborek, A., Kazimierska-Jerzyk, W., Kędziora, K., Miksa, J., Eds.; Lodz University Press: Poland, 2022; pp. 393-413. https://doi.org/10.18778/8220-570-1.20.