TY  - JOUR
AU  - R. Hayward
TI  - A Note on the Circle Containment Problem.
JO  - Discrete & computational geometry
PY  - 1989
SP  - 263
EP  - 264
VL  - 4
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DCG_1989__4_6_131077/
ID  - DCG_1989__4_6_131077
ER  -