@article{10_4153_CMB_1960_002_x,
     author = {Chalk, J. H. H.},
     title = {A {Note} on a {Discriminant} {Inequality}},
     journal = {Canadian mathematical bulletin},
     pages = {7--9},
     year = {1960},
     volume = {3},
     number = {1},
     doi = {10.4153/CMB-1960-002-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1960-002-x/}
}