Reverse lexicographic squarefree initial ideals and Gorenstein Fano   polytopes
  Via the theory of reverse lexicographic squarefree initial ideals of toric ideals, we give a new class of Gorenstein Fano polytopes (reflexive polytopes) arising from a pair of stable set polytopes of perfect graphs. 
Hidefumi Ohsugi and Takayuki Hibi
math.AC