@article{10_21136_CMJ_1964_100600,
     author = {Fiedler, Miroslav},
     title = {Relations between the diagonal elements of two mutually inverse positive definite matrices},
     journal = {Czechoslovak Mathematical Journal},
     pages = {39,40},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {1964},
     doi = {10.21136/CMJ.1964.100600},
     mrnumber = {0166206},
     zbl = {0158.28005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1964.100600/}
}