Stewart Shapiro. Second-Order Languages and Mathematical Practice. Journal of Symbolic Logic, 50(3):714-742, 1985.
@article{Shapiro85-0, title = {Second-Order Languages and Mathematical Practice}, author = {Stewart Shapiro}, year = {1985}, researchr = {https://researchr.org/publication/Shapiro85-0}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {50}, number = {3}, pages = {714-742}, }