@misc{indiciae3f0a09306fce,
  title = {A local existence theorem for quasi-linear partial differential equations.},
  author = {Artiaga, L. and Elcrat, A. R.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690054854},
  note = {Source identifier: 19690054854}
}