Guichon, P. A. M.2004-12-032004-12-0320012001http://hdl.handle.net/2003/47410.17877/DE290R-10275enThe American Physical SocietyPhysical Review Letters530Comment about Pion Electro-Production and the Axial Form Factors10.1103/PhysRevLett.87.019101article (journal)