@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/