@article{10_4153_CMB_1971_043_4,
     author = {Oliveira, Graciano N. De},
     title = {Matrices with {Prescribed} {Principal} {Elements} and {Singular} {Values}},
     journal = {Canadian mathematical bulletin},
     pages = {247--249},
     year = {1971},
     volume = {14},
     number = {2},
     doi = {10.4153/CMB-1971-043-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-043-4/}
}