Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1995__50_4_141584, author = {T. Tarnai and Zsolt G\'asp\'ar}, title = {Covering a {Square} by {Equal} {Circles.}}, journal = {Elemente der Mathematik}, pages = {167--170}, publisher = {mathdoc}, volume = {50}, number = {4}, year = {1995}, zbl = {0847.52018}, url = {http://geodesic.mathdoc.fr/item/ELMA_1995__50_4_141584/} }
T. Tarnai; Zsolt Gáspár. Covering a Square by Equal Circles.. Elemente der Mathematik, Tome 50 (1995) no. 4, pp. 167-170. http://geodesic.mathdoc.fr/item/ELMA_1995__50_4_141584/