Wachowicz, M. and Figurska, K. 2021. Activities of the Pedagogical Regional Library of prof. Tadeusz Kotarbiński in Łódź during the pandemic. Acta Universitatis Lodziensis. Folia Librorum. 2, 33 (Dec. 2021), 51–63. DOI:https://doi.org/10.18778/0860-7435.33.04.