Voir la notice de l'article provenant de la source eLibrary of Mathematical Institute of the Serbian Academy of Sciences and Arts
@article{MV_1966_18_3_a10, author = {J. W. Moon and L. Moser}, title = {An extremal problem in matrix theory}, journal = {Matemati\v{c}ki vesnik}, pages = {209 }, publisher = {mathdoc}, volume = {18}, number = {3}, year = {1966}, url = {http://geodesic.mathdoc.fr/item/MV_1966_18_3_a10/} }
J. W. Moon; L. Moser. An extremal problem in matrix theory. Matematički vesnik, Tome 18 (1966) no. 3, p. 209 . http://geodesic.mathdoc.fr/item/MV_1966_18_3_a10/