by Castro-Alvaredo, O.A., Fring, A.
Published in Nuclear physics. B (18.06.2001)

by Castro-Alvaredo, O.A., Fring, A., Korff, C., Miramontes, J.L.
Published in Nuclear physics. B (05.06.2000)

by Castro-Alvaredo, O.A., Fring, A., Korff, C.
Published in Physics letters. B (29.06.2000)

by Castro-Alvaredo, O.A., Fring, A.
Published in Nuclear physics. B (12.08.2002)

by Castro-Alvaredo, O.A., Fring, A.
Published in Nuclear physics. B (17.12.2001)