@article{10_4153_CJM_1972_061_6,
     author = {Thompson, R. C. and Therianos, S.},
     title = {The {Eigenvalues} of {Complementary} {Principal} {Submatrices} of a {Positive} {Definite} {Matrix}},
     journal = {Canadian journal of mathematics},
     pages = {658--667},
     year = {1972},
     volume = {24},
     number = {4},
     doi = {10.4153/CJM-1972-061-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-061-6/}
}