TY - JOUR AU - Leif K Jørgensen TI - Normally regular digraphs JO - The electronic journal of combinatorics PY - 2015 VL - 22 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.37236/4798/ DO - 10.37236/4798 ID - 10_37236_4798 ER -