TY - JOUR AU - Stephan Wagner TI - Labeled trees, functions, and an algebraic identity JO - The electronic journal of combinatorics PY - 2011 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/675/ DO - 10.37236/675 ID - 10_37236_675 ER -