Franco Montagna, Andrea Sorbi. Universal Recursion Theoretic Properties of R.E. Preordered Structures. Journal of Symbolic Logic, 50(2):397-406, 1985.
@article{MontagnaS85, title = {Universal Recursion Theoretic Properties of R.E. Preordered Structures}, author = {Franco Montagna and Andrea Sorbi}, year = {1985}, researchr = {https://researchr.org/publication/MontagnaS85}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {50}, number = {2}, pages = {397-406}, }