@article{PORMA_1987__44_2_115580,
     author = {Barker, George P. and Thompson, Alex},
     title = {Cones of polynomials},
     journal = {Portugaliae mathematica},
     pages = {183--197},
     publisher = {mathdoc},
     volume = {44},
     number = {2},
     year = {1987},
     mrnumber = {0911441},
     zbl = {0631.52003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1987__44_2_115580/}
}