@misc{indiciaeb4fe9f9769b4,
  title = {Differentiation and Tropisms in Space-Grown Moss},
  author = {Sack, Fred D. and Kern, Volker},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/20000032441},
  note = {Source identifier: 20000032441}
}