Maximum number of distinct and nonequivalent nonstandard squares in a word

Tomasz Kociumaka, Jakub Radoszewski, Wojciech Rytter, Tomasz Walen. Maximum number of distinct and nonequivalent nonstandard squares in a word. Theoretical Computer Science, 648:84-95, 2016. [doi]

@article{KociumakaRRW16,
  title = {Maximum number of distinct and nonequivalent nonstandard squares in a word},
  author = {Tomasz Kociumaka and Jakub Radoszewski and Wojciech Rytter and Tomasz Walen},
  year = {2016},
  doi = {10.1016/j.tcs.2016.08.010},
  url = {http://dx.doi.org/10.1016/j.tcs.2016.08.010},
  researchr = {https://researchr.org/publication/KociumakaRRW16},
  cites = {0},
  citedby = {0},
  journal = {Theoretical Computer Science},
  volume = {648},
  pages = {84-95},
}