@article{JAC_2007__26_4_a5,
     author = {Feng, Yan-Quan and Kwak, Jin Ho and Zhou, Chuixiang},
     title = {Constructing even radius tightly attached half-arc-transitive graphs of valency four},
     journal = {Journal of Algebraic Combinatorics},
     pages = {431--451},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2007__26_4_a5/}
}