I. L. Gal, J. Barkley Rosser, Dana S. Scott. Generalization of a Lemma of G. F. Rose. Journal of Symbolic Logic, 23(2):137-138, 1958.
@article{GalRS58, title = {Generalization of a Lemma of G. F. Rose}, author = {I. L. Gal and J. Barkley Rosser and Dana S. Scott}, year = {1958}, researchr = {https://researchr.org/publication/GalRS58}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {23}, number = {2}, pages = {137-138}, }