Two countable, biconnected, not widely connected Hausdorff spaces.
On countable connected Hausdorff spaces in which the intersection of every pair of connected subsets is connected.
A note on maximally resolvable spaces.
Two countable Hausdorff almost regular spaces every continuous map of which into every Urysohn space is constant.
A Tychonoff non-normal space.
Three countable connected spaces
A note on countable connected locally connected Urysohn almost regular spaces
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