Jeffry L. Hirst. Reverse mathematics of separably closed sets. Arch. Math. Log., 45(1):1-2, 2006. [doi]
@article{Hirst06, title = {Reverse mathematics of separably closed sets}, author = {Jeffry L. Hirst}, year = {2006}, doi = {10.1007/s00153-005-0298-7}, url = {http://dx.doi.org/10.1007/s00153-005-0298-7}, researchr = {https://researchr.org/publication/Hirst06}, cites = {0}, citedby = {0}, journal = {Arch. Math. Log.}, volume = {45}, number = {1}, pages = {1-2}, }