@article{MET_1983__30_175883,
     author = {H. Heyer},
     title = {Thinking with models. {Mathematical} {Model} in the {Physical,} {Biological} and {Social} {Sciences}  -  {Saaty,} {T.L.;Alexander,} {J.M.}},
     journal = {Metrika},
     pages = {72--72},
     year = {1983},
     volume = {30},
     url = {http://geodesic.mathdoc.fr/item/MET_1983__30_175883/}
}