@article{PSMIR_1975___S4_A17_0,
     author = {Michel, Pierre},
     title = {Minimal Sets Generated by a Substitution of Non Constant Length},
     journal = {Publications math\'ematiques et informatique de Rennes},
     eid = {17},
     publisher = {D\'epartement de Math\'ematiques et Informatique, Universit\'e de Rennes},
     number = {S4},
     year = {1975},
     language = {en},
     url = {www.numdam.org/item/PSMIR_1975___S4_A17_0/}
}