TY - JOUR AU - Stephen M. Shea TI - Graph labelings and continuous factors of dynamical systems JO - The electronic journal of combinatorics PY - 2013 VL - 20 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/2213/ DO - 10.37236/2213 ID - 10_37236_2213 ER -