TY  - JOUR
AU  - W. Kern
AU  - A. Wanka
TI  - On a Problem About Covering Lines by Squares.
JO  - Discrete & computational geometry
PY  - 1990
SP  - 77
EP  - 82
VL  - 5
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DCG_1990__5_2_131107/
ID  - DCG_1990__5_2_131107
ER  -