Weak-coupling phases of the attractive

$t\mbox{-}t'$

Hubbard model at the Van Hove filling

Author： Alvarez J. V. González J.

Publisher： Edp Sciences

E-ISSN： 1286-4854|44|5|641-647

ISSN： 0295-5075

Source： EPL (EUROPHYSICS LETTERS), Vol.44, Iss.5, 2010-03, pp. : 641-647

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