Wolfgang Burr, Volker Hartung. A characterization of the S::1::/Sigma_1-definable functions of ::::KP::::w+ (::::uniform:::: ::::AC::::)KP/omega + (uniform/; AC). Arch. Math. Log., 37(3):199-214, 1998. [doi]
@article{BurrH98, title = {A characterization of the S::1::/Sigma_1-definable functions of ::::KP::::w+ (::::uniform:::: ::::AC::::)KP/omega + (uniform/; AC)}, author = {Wolfgang Burr and Volker Hartung}, year = {1998}, doi = {10.1007/s001530050092}, url = {http://dx.doi.org/10.1007/s001530050092}, researchr = {https://researchr.org/publication/BurrH98}, cites = {0}, citedby = {0}, journal = {Arch. Math. Log.}, volume = {37}, number = {3}, pages = {199-214}, }