%0 Journal Article %A Backhausz, Ágnes %A Szegedy, Balázs %T Action convergence of operators and graphs %J Canadian journal of mathematics %D 2022 %P 72-121 %V 74 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X2000070X/ %R 10.4153/S0008414X2000070X %F 10_4153_S0008414X2000070X