@article{10_4064_aa151_4_1,
     author = {Sunghan Bae and Hwanyup Jung},
     title = {On the 4-rank of ideal class groups 
 of quadratic function fields},
     journal = {Acta Arithmetica},
     pages = {325--360},
     publisher = {mathdoc},
     volume = {151},
     number = {4},
     year = {2012},
     doi = {10.4064/aa151-4-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa151-4-1/}
}