@article{RCM_2012_46_2_a4,
     author = {Hermes Martnez},
     title = {The {Brauer} {Group} of {K3} {Covers}},
     journal = {Revista colombiana de matematicas},
     pages = {185--204},
     year = {2012},
     volume = {46},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/RCM_2012_46_2_a4/}
}