@article{ELMA_1973__28_141117,
     author = {G.D. Chakerian},
     title = {Minimum {Area} of {Circumscribed} {Polygons.}},
     journal = {Elemente der Mathematik},
     pages = {108--111},
     publisher = {mathdoc},
     volume = {28},
     year = {1973},
     zbl = {0262.52007},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1973__28_141117/}
}