Warren D. Goldfarb. On the Godel Class with Identity. Journal of Symbolic Logic, 46(2):354-364, 1981.
@article{Goldfarb81, title = {On the Godel Class with Identity}, author = {Warren D. Goldfarb}, year = {1981}, researchr = {https://researchr.org/publication/Goldfarb81}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {46}, number = {2}, pages = {354-364}, }