TY  - JOUR
AU  - Bruckner, A. M.
TI  - On Characterizing Classes of Functions in Terms of Associated Sets
JO  - Canadian mathematical bulletin
PY  - 1967
SP  - 227
EP  - 231
VL  - 10
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1967-020-8/
DO  - 10.4153/CMB-1967-020-8
ID  - 10_4153_CMB_1967_020_8
ER  -