Changwoo Pyo. A polymorphic type system for logic programs. PhD thesis, University of Illinois Urbana-Champaign, USA, 1990. [doi]
@phdthesis{us-10350, title = {A polymorphic type system for logic programs}, author = {Changwoo Pyo}, year = {1990}, url = {https://hdl.handle.net/2142/22455}, researchr = {https://researchr.org/publication/us-10350}, cites = {0}, citedby = {0}, school = {University of Illinois Urbana-Champaign, USA}, }