@article{M2AN_1998__32_6_729_0,
     author = {Tijini, Ahmed and Sablonni\`ere, Paul},
     title = {Approximation de contours convexes par des splines param\'etr\'ees p\'eriodiques convexes $C^1$, quadratiques ou cubiques},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {729--746},
     publisher = {Elsevier},
     volume = {32},
     number = {6},
     year = {1998},
     mrnumber = {1652597},
     zbl = {0918.65009},
     language = {fr},
     url = {http://archive.numdam.org/item/M2AN_1998__32_6_729_0/}
}