TY  - JOUR
AU  - Kotzig, Anton
TI  - Degrees of Vertices in a Friendship Graph
JO  - Canadian mathematical bulletin
PY  - 1975
SP  - 691
EP  - 693
VL  - 18
IS  - 5
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-120-x/
DO  - 10.4153/CMB-1975-120-x
ID  - 10_4153_CMB_1975_120_x
ER  -