%0 Journal Article %A Shenglin Zhou %A Yajie Wang %T Flag-transitive non-symmetric 2-designs with \((r,\lambda)=1\) and alternating socle %J The electronic journal of combinatorics %D 2015 %V 22 %N 2 %U http://geodesic.mathdoc.fr/articles/10.37236/4664/ %R 10.37236/4664 %F 10_37236_4664