Guram Bezhanishvili, Leo Esakia, David Gabelaia. The Modal Logic of Stone Spaces: diamond as derivative. Rew. Symb. Logic, 3(1):26-40, 2010. [doi]
@article{BezhanishviliEG10,
title = {The Modal Logic of Stone Spaces: diamond as derivative},
author = {Guram Bezhanishvili and Leo Esakia and David Gabelaia},
year = {2010},
doi = {10.1017/S1755020309990335},
url = {http://dx.doi.org/10.1017/S1755020309990335},
researchr = {https://researchr.org/publication/BezhanishviliEG10},
cites = {0},
citedby = {0},
journal = {Rew. Symb. Logic},
volume = {3},
number = {1},
pages = {26-40},
}