@article{CAD_1993__18_4_399_0,
     author = {Esmieu, D. and Gopalan, T. K. and Ma{\"\i}ti, G. D.},
     title = {Sur l'utilisation des \'echelles num\'eriques dans les \'etudes de march\'e pr\'eparant l'introduction d'un produit nouveau},
     journal = {Les cahiers de l'analyse des donn\'ees},
     pages = {399--426},
     publisher = {Dunod-Gauthier-Villars},
     address = {Paris},
     volume = {18},
     number = {4},
     year = {1993},
     language = {fr},
     url = {http://www.numdam.org/item/CAD_1993__18_4_399_0/}
}