@article{carper1978,
  title={Fundamental Patterns of Knowing in Nursing},
  author={Barbara A. Carper},
  year={1978},
  journal={Advances in Nursing Science},
  doi={10.1097/00012272-197810000-00004},
  url={https://doi.org/10.1097/00012272-197810000-00004}
}