@misc{indiciae4fed9f2dfbeb,
  title = {Cartilage formation in the CELLS 'double bubble' hardware},
  author = {Duke, P. J. and Arizpe, Jorge and Montufar-Solis, Dina},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920056524},
  note = {Source identifier: 19920056524}
}