@article{Wimmer_1973,
    doi = {10.1016/0022-247x(73)90190-x},
    url = {https://doi.org/10.1016%2F0022-247x%2873%2990190-x},
    year = {1973},
    month = {jan},
    publisher = {Elsevier {BV}},
    volume = {41},
    number = {1},
    pages = {164--169},
    author = {H.K Wimmer},
    title = {On the Ostrowski-Schneider inertia theorem},
    journal = {Journal of Mathematical Analysis and Applications}
}

@article{Wimmer_1973, doi = {10.1016/0022-247x(73)90190-x}, url = {https://doi.org/10.1016%2F0022-247x%2873%2990190-x}, year = {1973}, month = {jan}, publisher = {Elsevier {BV}}, volume = {41}, number = {1}, pages = {164--169}, author = {H.K Wimmer}, title = {On the Ostrowski-Schneider inertia theorem}, journal = {Journal of Mathematical Analysis and Applications} }