C -integrability test for discrete equations via multiple scale expansions. Scimiterna, Christian; Levi, Decio — 2010 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]
On miura transformations and Volterra-type equations associated with the adler-bobenko-suris equations. Levi, Decio; Petrera, Matteo; Scimiterna, Christian; Yamilov, Ravil — 2008 SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]