[MathCongrès]
Aspects of Galois theory
/ Ed. Voelklein, Helmut ; Ed. Harbater, David ; Ed. Mueller, Peter ; Ed. Thompson, John G..
-Cambridge : Cambridge university Press, 1999. - viii, 282 p. ; 23 cm
[MathOuvrage]
Groups as Galois groups
/ Voelklein, Helmut.
-Cambridge : Cambridge university Press, 1996. - xvii, 248 p. ; 24 cm