@misc{indiciae053a0d8e27f7,
  title = {The nonlinear evolution of magnetized solar filaments},
  author = {Sparks, L. and Van Hoven, G. and Schnack, D. D.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900043879},
  note = {Source identifier: 19900043879}
}