%0 Journal Article %A Bo Ling %A Ben Gong Lou %A Ci Xuan Wu %T Pentavalent symmetric graphs of order four times an odd square-free integer %J Ars Mathematica Contemporanea %D 2019 %P 81-95 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1333.68f/ %R 10.26493/1855-3974.1333.68f %G en %F 10_26493_1855_3974_1333_68f