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1983 | ||
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3 | John R. Isbell: N(5, 4;3) >= 24. J. Comb. Theory, Ser. A 34(3): 379-380 (1983) | |
1969 | ||
2 | John R. Isbell: A Note on Complete Closure Algebras. Mathematical Systems Theory 3(4): 310-312 (1969) | |
1968 | ||
1 | John R. Isbell: Small Subcategories and Completeness. Mathematical Systems Theory 2(1): 27-50 (1968) |