Dominique Duval Rachid Echahed Frédéric Prost Modeling Pointer Redirection as Cyclic Term-graph Rewriting. 65-84 2007 176 Electr. Notes Theor. Comput. Sci. 1 http://dx.doi.org/10.1016/j.entcs.2006.10.027 db/journals/entcs/entcs176.html#DuvalEP07