Peter Aczel. Rudimentary and arithmetical constructive set theory. Annals of Pure and Applied Logic, 164(4):396-415, 2013. [doi]
@article{Aczel13, title = {Rudimentary and arithmetical constructive set theory}, author = {Peter Aczel}, year = {2013}, doi = {10.1016/j.apal.2012.10.004}, url = {http://dx.doi.org/10.1016/j.apal.2012.10.004}, researchr = {https://researchr.org/publication/Aczel13}, cites = {0}, citedby = {0}, journal = {Annals of Pure and Applied Logic}, volume = {164}, number = {4}, pages = {396-415}, }