• Cycle-magic graphs 

    Lladó Sánchez, Ana M.; Moragas, J (2007-09)
    Accés restringit per política de l'editorial
    A simple graph G=(V,E) admits a cycle-covering if every edge in E belongs at least to one subgraph of G isomorphic to a given cycle C. Then the graph G is C-magic if there exists a total labelling f : V ∪ E → {1, 2, . . ...