@article{10_4171_dm_225,
     author = {Jan Nekov\'a\v{r}},
     title = {On the parity of ranks of {Selmer} groups. {III.}},
     journal = {Documenta mathematica},
     pages = {243--274},
     year = {2007},
     volume = {12},
     doi = {10.4171/dm/225},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/225/}
}