@article{01866000, title = {Covering the unit square by squares.}, journal = {Beitr\"age zur Algebra und Geometrie}, volume = {43}, year = {2002}, pages = {411-422}, zbl = {1018.52015}, language = {en}, url = {http://dml.mathdoc.fr/item/01866000} }
Januszewski, Janusz. Covering the unit square by squares.. Beiträge zur Algebra und Geometrie, Tome 43 (2002) pp. 411-422. http://gdmltest.u-ga.fr/item/01866000/