bibfile.bib

@article{K3,
  title={On the non-existence of elements of Hopf invariant one},
  author={Adams, J Frank},
  journal={Ann. of Math},
  volume={72},
  number={1},
  pages={20--104},
  year={1960},
  publisher={Citeseer}
}


@article{K8,
    title={Vector fields on spheres},
    author={Adams, J Frank},
    journal={Annals of Mathematics},
    pages={603--632},
    year={1962},
    publisher={JSTOR}
}


@article{K4,
    title={K-theory and the Hopf invariant},
    author={Adams, John Frank and Atiyah, Michael F},
    journal={The Quarterly Journal of Mathematics},
    volume={17},
    number={1},
    pages={31--38},
    year={1966},
    publisher={Oxford University Press}
}


@book{K5,
    title={Geometry i},
    author={Berger, Marcel},
    year={2009},
    publisher={Springer Science \& Business Media}
}


@article{K10,
    title={Topics in Linear Algebra and Its Applications},
    author={Emery, James},
    year={2015}
}


@book{K1,
    title={Spinors and calibrations},
    author={Harvey, F Reese},
    year={1990},
    publisher={Elsevier}
}


@book{K2,
    title={Algebraic topology},
    author={Hatcher, Allen},
    year={2009},
    publisher={Cambridge University Press}
}


@article{K7,
    title={Vector bundles and K-theory},
    author={Hatcher, Allen},
    journal={Im Internet unter http://www. math. cornell. edu/\~{} hatcher},
    year={2003}
}


@article{K6,
    title={An elementary introduction to the Hopf fibration},
    author={Lyons, David W},
    journal={Mathematics magazine},
    volume={76},
    number={2},
    pages={87--98},
    year={2003},
    publisher={Taylor \& Francis}
}


@misc{K9,
    author = "Wikipedia",
    title = "{Tangent bundle} --- {W}ikipedia{,} The Free Encyclopedia",
    year = "2019",
    howpublished = {\url{http://en.wikipedia.org/w/index.php?title=Tangent\%20bundle&oldid=914977384}},
    note = "[Online; accessed 12-September-2019]"
}