PenCon - Pensions Conference 2020. pensions conference (23.-24.04.2021 : Łódź)

Pensions today : economic, managerial, and social issues ; rec. Joseph Friedman, Jose Enrique Devesa Carpio ... [et al.]. -- 1. vyd. -- Łódź : Lodz University of Technology Press, 2021. -- 281 s.