@article{IR,
      author = {Leen, Todd K.},
      url = {http://digitalcollections.ohsu.edu/record/3990},
      title = {A coordinate independent center manifold reduction},
      abstract = {cse-93-025},
      number = {IR},
      doi = {https://doi.org/10.6083/g158bh663},
      recid = {3990},
      address = {1993},
}