@article{10_4153_CMB_1987_053_8,
     author = {Merris, Russell},
     title = {Oppenheim's {Inequality} for the {Second} {Immanant}},
     journal = {Canadian mathematical bulletin},
     pages = {367--369},
     year = {1987},
     volume = {30},
     number = {3},
     doi = {10.4153/CMB-1987-053-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1987-053-8/}
}