@article{10_4064_aa137_2_7,
     author = {Tim Dokchitser and Vladimir Dokchitser},
     title = {Elliptic curves with all quadratic twists of positive rank},
     journal = {Acta Arithmetica},
     pages = {193--197},
     publisher = {mathdoc},
     volume = {137},
     number = {2},
     year = {2009},
     doi = {10.4064/aa137-2-7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa137-2-7/}
}