TY - JOUR AU - Bo Ling AU - Ben Gong Lou AU - Ci Xuan Wu TI - Pentavalent symmetric graphs of order four times an odd square-free integer JO - Ars Mathematica Contemporanea PY - 2019 SP - 81 EP - 95 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1333.68f/ DO - 10.26493/1855-3974.1333.68f LA - en ID - 10_26493_1855_3974_1333_68f ER -