@inproceedings{FHS03c, address = {Kinsale, Ireland}, author = {A.J. Fern\'andez and M.T. Hortal\'a-Gonz\'alez and F. S\'{a}enz-P\'{e}rez}, booktitle = {Principles and Practice of Constraint Programming ({CP'2003})}, editor = {F. Rossi}, isbn = {3-540-20202-1}, number = {2833}, pages = {827-831}, publisher = {Springer-Verlag}, series = {LNCS}, title = {{TOY(FD)}: {S}ketch of {O}perational {S}emantics}, year = {2003} }