John W. Rosenthal. 1-Categorical Theories with the Nontrivial Strong Elementary Intersection Property. Math. Log. Q., 25(19-24):359-362, 1979. [doi]
@article{Rosenthal79, title = {1-Categorical Theories with the Nontrivial Strong Elementary Intersection Property}, author = {John W. Rosenthal}, year = {1979}, doi = {10.1002/malq.19790251907}, url = {http://dx.doi.org/10.1002/malq.19790251907}, researchr = {https://researchr.org/publication/Rosenthal79}, cites = {0}, citedby = {0}, journal = {Math. Log. Q.}, volume = {25}, number = {19-24}, pages = {359-362}, }