@article{PDML_1987___4B_1_0,
     author = {Marin, Alexis},
     title = {Les arbres de {Shub-Smale}},
     journal = {Publications du D\'epartement de math\'ematiques (Lyon)},
     pages = {1--7},
     publisher = {Universit\'e Claude Bernard - Lyon 1},
     number = {4B},
     year = {1987},
     mrnumber = {936846},
     language = {fr},
     url = {http://archive.numdam.org/item/PDML_1987___4B_1_0/}
}