@article{JRAM_1959__202_150401,
     author = {J.W.S. Cassels},
     title = {Arithmetic on {Curves} of {Genus} 1. {I.} {On} a conjecture of {Selmer.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {52--99},
     publisher = {mathdoc},
     volume = {202},
     year = {1959},
     zbl = {0090.03005},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1959__202_150401/}
}