@article{DCG_1994__12_1_131328,
     author = {D.P. Robbins},
     title = {Areas of {Polygons} {Inscribed} in a {Circle.}},
     journal = {Discrete & computational geometry},
     pages = {223--236},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1994},
     zbl = {0806.52008},
     url = {http://geodesic.mathdoc.fr/item/DCG_1994__12_1_131328/}
}