Floriana Grasso Alison Cawsey Ray Jones Dialectical argumentation to solve conflicts in advice giving: a case study in the promotion of healthy nutrition. 1077-1115 2000 53 Int. J. Hum.-Comput. Stud. 6 http://dx.doi.org/10.1006/ijhc.2000.0429 db/journals/ijmms/ijmms53.html#GrassoCJ00