@misc{indiciaee4e4f731b0d4,
  title = {Generalized Laplacian roughening model on a triangular lattice.},
  author = {Y Levin},
  year = {1991},
  doi = {10.1103/physrevb.43.10876},
  url = {https://pubmed.ncbi.nlm.nih.gov/9996820/},
  note = {Source identifier: 9996820}
}