Voir la notice de l'article provenant de la source Electronic Library of Mathematics
@article{DOCMA_2012__S3__a34, author = {Gr\"otschel, Martin and Yuan, Ya-Xiang}, title = {Euler, {Mei-ko} {Kwan,} {K\"onigsberg,} and a {Chinese} postman}, journal = {Documenta mathematica}, pages = {43--50}, publisher = {mathdoc}, volume = {Optimization Stories}, year = {2012}, language = {en}, url = {http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a34/} }
Grötschel, Martin; Yuan, Ya-Xiang. Euler, Mei-ko Kwan, Königsberg, and a Chinese postman. Documenta mathematica, Optimization Stories (2012), pp. 43-50. http://geodesic.mathdoc.fr/item/DOCMA_2012__S3__a34/