@article{GDZPPN002342995, title = {On inequalities of the Tur\'an type}, journal = {Mathematica Scandinavica}, volume = {2}, year = {1954}, pages = {65-73}, zbl = {0055.29904}, url = {http://dml.mathdoc.fr/item/GDZPPN002342995} }
SKOVGAARD, H. On inequalities of the Turán type. Mathematica Scandinavica, Tome 2 (1954) pp. 65-73. http://gdmltest.u-ga.fr/item/GDZPPN002342995/