Abhijit Dasgupta. Boolean Operations, Borel Sets, and Hausdorff s Question. Journal of Symbolic Logic, 61(4):1287-1304, 1996.
@article{Dasgupta96-0, title = {Boolean Operations, Borel Sets, and Hausdorff s Question}, author = {Abhijit Dasgupta}, year = {1996}, researchr = {https://researchr.org/publication/Dasgupta96-0}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {61}, number = {4}, pages = {1287-1304}, }