@article{MS2_1960__8_165745,
     author = {Wm.J. Firey},
     title = {Pythagorean {Inequalities} for {Convex} {Bodies}},
     journal = {Mathematica Scandinavica},
     pages = {168--170},
     publisher = {mathdoc},
     volume = {8},
     year = {1960},
     zbl = {0104.17003},
     url = {http://geodesic.mathdoc.fr/item/MS2_1960__8_165745/}
}