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@article{JRAM_1976__0286_0287_151789, author = {Manfred Knebusch}, title = {Real closures of commutative rings. {II.}}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {278--313}, publisher = {mathdoc}, volume = {0286_0287}, year = {1976}, zbl = {0332.13016}, url = {http://geodesic.mathdoc.fr/item/JRAM_1976__0286_0287_151789/} }
Manfred Knebusch. Real closures of commutative rings. II.. Journal für die reine und angewandte Mathematik, 0286_0287 (1976), pp. 278-313. http://geodesic.mathdoc.fr/item/JRAM_1976__0286_0287_151789/