@article{ITA_2019__53_1-2_37_0,
     author = {Shallit, Jeffrey and Zarifi, Ramin},
     title = {Circular critical exponents for {Thue{\textendash}Morse} factors},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {37--49},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {1-2},
     year = {2019},
     doi = {10.1051/ita/2018008},
     mrnumber = {3920828},
     zbl = {1445.68185},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ita/2018008/}
}