Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{ELMA_1973__28_141121, author = {Wolfgang B\"ohm}, title = {Das {Tanzkursproblem.}}, journal = {Elemente der Mathematik}, pages = {121--129}, publisher = {mathdoc}, volume = {28}, year = {1973}, url = {http://geodesic.mathdoc.fr/item/ELMA_1973__28_141121/} }
Wolfgang Böhm. Das Tanzkursproblem.. Elemente der Mathematik, Tome 28 (1973), pp. 121-129. http://geodesic.mathdoc.fr/item/ELMA_1973__28_141121/