BibTeX

@ARTICLE{iumj59004,
    author = "Paul Slepian and Louis Weinberg",
     title = "Positive Real Matrices",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 9,
      year = 1960,
     issue = 1,
     pages = "71--83",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj59004}{article}{
     author = {Slepian, Paul},
     author = {Weinberg, Louis},
      title = {Positive Real Matrices},
    journal = {Indiana Univ. Math. J.},
     volume = {9},
       year = {1960},
     number = {1},
      pages = {71 \ndash 83},
}