%0 Journal Article %A Henryk FukÅ› %T Mathematics in the liturgical books of the Catholic Church: phases of the ecclesiastical moon %J Antiquitates Mathematicae %D 2022 %P 259-282 %V 16 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/am.v16i1.7138/ %R 10.14708/am.v16i1.7138 %G pl %F 10_14708_am_v16i1_7138