@misc{indiciae7d50cd75c3e2,
  title = {The explicit computation of integration algorithms and first integrals for ordinary differential equations with polynomials coefficients using trees},
  author = {Crouch, P. E. and Grossman, Robert},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19940018601},
  note = {Source identifier: 19940018601}
}