@article{RSA_1991__39_1_51_0,
     author = {El Faouzi, N. and Escoufier, Y.},
     title = {Mod\'elisation {I-spline} et comparaison de courbes de croissance},
     journal = {Revue de Statistique Appliqu\'ee},
     pages = {51--64},
     publisher = {Soci\'et\'e de Statistique de France},
     volume = {39},
     number = {1},
     year = {1991},
     language = {fr},
     url = {http://www.numdam.org/item/RSA_1991__39_1_51_0/}
}