@article{GDZPPN000364290, title = {On a Problem About Covering Lines by Squares.}, journal = {Discrete \& computational geometry}, volume = {5}, year = {1990}, pages = {77-82}, zbl = {0691.52011}, url = {http://dml.mathdoc.fr/item/GDZPPN000364290} }
Kern, W.; Wanka, A. On a Problem About Covering Lines by Squares.. Discrete & computational geometry, Tome 5 (1990) pp. 77-82. http://gdmltest.u-ga.fr/item/GDZPPN000364290/