@article{Nusse_1988,
    doi = {10.1007/bf01242136},
    url = {https://doi.org/10.1007%2Fbf01242136},
    year = {1988},
    month = {sep},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {114},
    number = {3},
    pages = {363--379},
    author = {Helena E. Nusse and James A. Yorke},
    title = {Is every approximate trajectory of some process near an exact trajectory of a nearby process?},
    journal = {Communications in Mathematical Physics}
}

@article{Nusse_1988, doi = {10.1007/bf01242136}, url = {https://doi.org/10.1007%2Fbf01242136}, year = {1988}, month = {sep}, publisher = {Springer Science and Business Media {LLC}}, volume = {114}, number = {3}, pages = {363--379}, author = {Helena E. Nusse and James A. Yorke}, title = {Is every approximate trajectory of some process near an exact trajectory of a nearby process?}, journal = {Communications in Mathematical Physics} }