TY - JOUR AU - Felix Breuer TI - Ehrhart \(f^*\)-coefficients of polytopal complexes are non-negative integers JO - The electronic journal of combinatorics PY - 2012 VL - 19 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.37236/2106/ DO - 10.37236/2106 ID - 10_37236_2106 ER -