@article{ef-13-1,
  title = {Ice sheet grounding line dynamics: Steady states, stability, and hysteresis},
  author = {Schoof, Christian},
  journal = {Journal of Geophysical Research: Earth Surface},
  year = {2007},
  doi = {10.1029/2006jf000664},
  url = {https://doi.org/10.1029/2006jf000664}
}

@article{ef-13-2,
  title = {Retreat of Pine Island Glacier controlled by marine ice-sheet instability},
  author = {Favier, L. and Durand, G. and Cornford, S. L. and Gudmundsson, G. H. and Gagliardini, O. and Gillet-Chaulet, F. and Zwinger, T. and Payne, A. J. and Le Brocq, A. M.},
  journal = {Nature Climate Change},
  year = {2014},
  doi = {10.1038/nclimate2094},
  url = {https://doi.org/10.1038/nclimate2094}
}

@article{ef-13-3,
  title = {Widespread, rapid grounding line retreat of Pine Island, Thwaites, Smith, and Kohler glaciers, West Antarctica, from 1992 to 2011},
  author = {Rignot, E. and Mouginot, J. and Morlighem, M. and Seroussi, H. and Scheuchl, B.},
  journal = {Geophysical Research Letters},
  year = {2014},
  doi = {10.1002/2014gl060140},
  url = {https://doi.org/10.1002/2014gl060140}
}