TY  - JOUR
AU  - Yuqin Zhang
AU  - Yonghui Fan
TI  - Packing and covering a unit equilateral triangle with equilateral triangles
JO  - The electronic journal of combinatorics
PY  - 2005
VL  - 12
UR  - http://geodesic.mathdoc.fr/articles/10.37236/1952/
DO  - 10.37236/1952
ID  - 10_37236_1952
ER  -