@article{detlefsen_mathematics,_foundations_of_1998, author = {Detlefsen, Michael}, title = {Mathematics, foundations of}, year = {1998}, url = {https://www.rep.routledge.com/articles/overview/mathematics-foundations-of/v-1}, publisher = {Taylor and Francis}, doi = {10.4324/9780415249126-Y089-1} }