@misc{indiciae597528254159,
  title = {Solution of differential equations by application of transformation groups},
  author = {Driskell, C. N., Jr. and Gallaher, L. J. and Martin, R. H., Jr.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680000276},
  note = {Source identifier: 19680000276}
}