TY  - JOUR
AU  - Freslon, Amaury
TI  - Positive definite functions and cut-off for discrete groups
JO  - Canadian mathematical bulletin
PY  - 2021
SP  - 306
EP  - 322
VL  - 64
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.4153/S0008439520000466/
DO  - 10.4153/S0008439520000466
ID  - 10_4153_S0008439520000466
ER  -