@article{MS2_1959__7_251800, author = {Erik M. Alfsen}, title = {A {Remark} {Concerning} the {Article:} }, journal = {Mathematica Scandinavica}, pages = {106--108}, year = {1959}, volume = {7}, zbl = {0173.05202}, url = {http://geodesic.mathdoc.fr/item/MS2_1959__7_251800/} }