武藤伸明
Nobuaki Mutoh, "Maximum distance for n points in a unit square or a unit circle.", Discrete and Computational Geometry, Springer, 2003, pp.9-13.
Nobuaki Mutoh, "The polyhedra of maximal volume inscribed in the unit sphere and of minimal volume circumscribed about the unit sphere.", Discrete and Computational Geometry, Springer, 2003, pp.204-214.
Nobuaki Mutoh, "A method to generate polynomioes and polyamonds for tilings with rotational symmetry.", Graphs and Combinatorics, Vol.23, Springer, 2007, pp.259-268. ISSN 0911-0119