@article{MSH_1993__124__5_0,
     author = {Fowler, D. H.},
     title = {An objective and practical method for describing and understanding ratios},
     journal = {Math\'ematiques informatique et sciences humaines},
     pages = {5--18},
     publisher = {Ecole des hautes-\'etudes en sciences sociales},
     volume = {124},
     year = {1993},
     mrnumber = {1282235},
     zbl = {0835.01001},
     language = {en},
     url = {http://www.numdam.org/item/MSH_1993__124__5_0/}
}