@article{10_4153_CJM_1983_002_3,
     author = {Enns, T. C.},
     title = {The {Radii} of {Polyhedrons}},
     journal = {Canadian journal of mathematics},
     pages = {33--42},
     year = {1983},
     volume = {35},
     number = {1},
     doi = {10.4153/CJM-1983-002-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1983-002-3/}
}