@article{Perdue:171841,
      recid = {171841},
      author = {Perdue, Robert E. and Smith, Robert L. and Wall, Monroe E.  and Hartwell, Jonathan L. and Abbott, Betty J.},
      title = {Camptotheca acuminata Decaisne (Nyssaceae) Source of  Camptothecin, an Antileukemic Alkaloid},
      address = {1970},
      number = {1488-2016-123966},
      series = {Technical Bulletin},
      pages = {31},
      year = {1970},
      url = {http://ageconsearch.umn.edu/record/171841},
      doi = {https://doi.org/10.22004/ag.econ.171841},
}