@misc{indiciaec7f33c3c3999,
  title = {Morse operators for digital planar surfaces and their application to image segmentation.},
  author = {Luis Gustavo Nonato and Antônio Castelo Filho and Rosane Minghim and João Batista},
  year = {2004},
  doi = {10.1109/tip.2003.819908},
  url = {https://pubmed.ncbi.nlm.nih.gov/15376942/},
  note = {Source identifier: 15376942}
}