TY  - JOUR
AU  - Pl. Kannappan
TI  - On a generalization of the sum form functional equation. VI
JO  - Annales Polonici Mathematici
PY  - 1988
SP  - 153
EP  - 165
VL  - 48
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/ap-48-2-153-165/
DO  - 10.4064/ap-48-2-153-165
LA  - en
ID  - 10_4064_ap_48_2_153_165
ER  -