BibTeX

@ARTICLE{iumj16015,
    author = "Alexander Weinstein",
     title = "An Invariant Fomulation of the New Maximum-Minimum Theory of Eigenvalues",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 16,
      year = 1967,
     issue = 3,
     pages = "213--218",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj16015}{article}{
     author = {Weinstein, Alexander},
      title = {An Invariant Fomulation of the New Maximum-Minimum Theory of Eigenvalues},
    journal = {Indiana Univ. Math. J.},
     volume = {16},
       year = {1967},
     number = {3},
      pages = {213 \ndash 218},
}