Sun, 07 Nov 2021 10:07:09 +0100 nipkow more precise URL
Sun, 07 Nov 2021 09:54:17 +0100 nipkow tuned page breaks
Sat, 06 Nov 2021 19:47:56 +0100 wenzelm cover all possible kinds, notably for references outside of this theory (amending 129fb11b357f);
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