Galehouse, Daniel C. (2000)

Balkan Journal of Geometry and its Applications (BJGA)

Magnen, Jacques, Rivasseau, Vincent (1995)

Mathematical Physics Electronic Journal [electronic only]

Chaves, Max, Singleton, Douglas (2008)

SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]

Klimc̆ík, Ctirad (2008)

SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]

Bolokhov, T.A., Bolokhov, P.A. (2004)

Zapiski Nauchnykh Seminarov POMI

Claude Billionnet, Pierre Renouard (1993)

Annales de l'I.H.P. Physique théorique