@article{MAN_1985__271_163967,
     author = {Jan Stienstra and Frits Beukers},
     title = {On the {Picard-Fuchs} {Equation} and the {Formal} {Brauer} {Group} of {Certain} {Elliptic} {K3-Surfaces.}},
     journal = {Mathematische Annalen},
     pages = {269--304},
     publisher = {mathdoc},
     volume = {271},
     year = {1985},
     zbl = {0539.14006},
     url = {http://geodesic.mathdoc.fr/item/MAN_1985__271_163967/}
}