Johann A. Makowsky. Why Horn Formulas Matter in Computer Science: Initial Structures and Generic Examples. J. Comput. Syst. Sci., 34(2/3):266-292, 1987.
@article{Makowsky87, title = {Why Horn Formulas Matter in Computer Science: Initial Structures and Generic Examples}, author = {Johann A. Makowsky}, year = {1987}, tags = {e-science}, researchr = {https://researchr.org/publication/Makowsky87}, cites = {0}, citedby = {0}, journal = {J. Comput. Syst. Sci.}, volume = {34}, number = {2/3}, pages = {266-292}, }