@article{MAN_1989__283_1_164517,
     author = {Steven H. Weintraub and Klaus Hulek},
     title = {Bielliptic {Abelian} {Surfaces.}},
     journal = {Mathematische Annalen},
     pages = {411--430},
     publisher = {mathdoc},
     volume = {283},
     number = {1},
     year = {1989},
     zbl = {0641.14014},
     url = {http://geodesic.mathdoc.fr/item/MAN_1989__283_1_164517/}
}