Ambos-Spies, K., & Kräling, T. (2013). The partial orderings of the computably enumerable ibT-degrees and cl-degrees are not elementarily equivalent. Annals of pure and applied logic, 164(5), . https://doi.org/10.1016/j.apal.2012.11.002
Chicago-Zitierstil (17. Ausg.)Ambos-Spies, Klaus, und Thorsten Kräling. "The Partial Orderings of the Computably Enumerable IbT-degrees and Cl-degrees Are Not Elementarily Equivalent." Annals of Pure and Applied Logic 164, no. 5 (2013). https://doi.org/10.1016/j.apal.2012.11.002.
MLA-Zitierstil (9. Ausg.)Ambos-Spies, Klaus, und Thorsten Kräling. "The Partial Orderings of the Computably Enumerable IbT-degrees and Cl-degrees Are Not Elementarily Equivalent." Annals of Pure and Applied Logic, vol. 164, no. 5, 2013, https://doi.org/10.1016/j.apal.2012.11.002.