TY - JOUR AU - Igor G. Korepanov AU - Nurlan M. Sadykov TI - Pentagon Relations in Direct Sums and Grassmann Algebras JO - Symmetry, integrability and geometry: methods and applications PY - 2013 VL - 9 UR - http://geodesic.mathdoc.fr/item/SIGMA_2013_9_a29/ LA - en ID - SIGMA_2013_9_a29 ER -