Mai Gehrke, Elbert A. Walker. Iterating conditionals and symmetric Stone algebras. Discrete Mathematics, 148(1-3):49-63, 1996. [doi]
@article{GehrkeW96, title = {Iterating conditionals and symmetric Stone algebras}, author = {Mai Gehrke and Elbert A. Walker}, year = {1996}, doi = {10.1016/0012-365X(94)00262-H}, url = {http://dx.doi.org/10.1016/0012-365X(94)00262-H}, tags = { algebra}, researchr = {https://researchr.org/publication/GehrkeW96}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {148}, number = {1-3}, pages = {49-63}, }