Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1939__44_168819, author = {H., Raff}, title = {Minimumsprobleme f\"ur {Summen} absoluter {Betr\"age}}, journal = {Mathematische Zeitschrift}, pages = {452--480}, publisher = {mathdoc}, volume = {44}, year = {1939}, zbl = {64.0170.01}, url = {http://geodesic.mathdoc.fr/item/MZ_1939__44_168819/} }
H., Raff. Minimumsprobleme für Summen absoluter Beträge. Mathematische Zeitschrift, Tome 44 (1939), pp. 452-480. http://geodesic.mathdoc.fr/item/MZ_1939__44_168819/