Hailperin, Theodore (1953), «Quantification theory and empty individual-domains», Association for Symbolic Logic, The Journal of Symbolic Logic, 18 (3): 197–200, JSTOR2267402, doi:10.2307/2267402, MR0057820
Quine, W. V. (1954), «Quantification and the empty domain», Association for Symbolic Logic, The Journal of Symbolic Logic, 19 (3): 177–179, JSTOR2268615, doi:10.2307/2268615, MR0064715
doi.org
dx.doi.org
Hailperin, Theodore (1953), «Quantification theory and empty individual-domains», Association for Symbolic Logic, The Journal of Symbolic Logic, 18 (3): 197–200, JSTOR2267402, doi:10.2307/2267402, MR0057820
Quine, W. V. (1954), «Quantification and the empty domain», Association for Symbolic Logic, The Journal of Symbolic Logic, 19 (3): 177–179, JSTOR2268615, doi:10.2307/2268615, MR0064715
jstor.org
Hailperin, Theodore (1953), «Quantification theory and empty individual-domains», Association for Symbolic Logic, The Journal of Symbolic Logic, 18 (3): 197–200, JSTOR2267402, doi:10.2307/2267402, MR0057820
Quine, W. V. (1954), «Quantification and the empty domain», Association for Symbolic Logic, The Journal of Symbolic Logic, 19 (3): 177–179, JSTOR2268615, doi:10.2307/2268615, MR0064715