\providecommand{\bysame}{\leavevmode\hbox to3em{\hrulefill}\thinspace}
\providecommand{\MR}{\relax\ifhmode\unskip\space\fi MR }
% \MRhref is called by the amsart/book/proc definition of \MR.
\providecommand{\MRhref}[2]{%
  \href{http://www.ams.org/mathscinet-getitem?mr=#1}{#2}
}
\providecommand{\href}[2]{#2}
\begin{thebibliography}{Maz73}

\bibitem[AW67]{atiyah-wall}
M.~F. Atiyah and C.~T.~C. Wall, \emph{Cohomology of groups}, Algebraic {N}umber
  {T}heory ({P}roc. {I}nstructional {C}onf., {B}righton, 1965), Thompson,
  Washington, D.C., 1967, pp.~94--115. \MR{MR0219512 (36 \#2593)}

\bibitem[Maz73]{mazur:etale}
Barry Mazur, \emph{Notes on \'etale cohomology of number fields}, Ann. Sci.
  \'Ecole Norm. Sup. (4) \textbf{6} (1973), 521--552 (1974). \MR{MR0344254 (49
  \#8993)}

\bibitem[Mil]{milne:etale2}
J.\thinspace{}S. Milne, \emph{Lectures on \'{E}tale {C}ohomology}.

\bibitem[Mil80]{milne:etale}
\bysame, \emph{\'{E}tale cohomology}, Princeton University Press, Princeton,
  N.J., 1980. \MR{81j:14002}

\bibitem[Ser67]{serre:local}
J-P. Serre, \emph{Local class field theory}, Algebraic Number Theory (Proc.
  Instructional Conf., Brighton, 1965), Thompson, Washington, D.C., 1967,
  pp.~128--161.

\bibitem[Ser97]{serre:gc}
\bysame, \emph{Galois cohomology}, Springer-Verlag, Berlin, 1997, Translated
  from the French by Patrick Ion and revised by the author.

\bibitem[Sil92]{silverman:aec}
J.\thinspace{}H. Silverman, \emph{The arithmetic of elliptic curves},
  Springer-Verlag, New York, 1992, Corrected reprint of the 1986 original.

\end{thebibliography}
