@article{LopezArreguinMontenegro2020,
  author    = {A. J. R. Lopez-Arreguin and S. Montenegro},
  title     = {Towards bio-inspired robots for underground and surface exploration in planetary environments: An overview and novel developments inspired in sand-swimmers},
  journal   = {Heliyon},
  volume    = {6},
  doi       = {10.1016/j.heliyon.2020.e04148},
  year      = {2020},
}