Douglas S. Bridges, Hajime Ishihara. A Definitive Constructive Open Mapping Theorem?. Math. Log. Q., 44:545-552, 1998.
@article{BridgesI98, title = {A Definitive Constructive Open Mapping Theorem?}, author = {Douglas S. Bridges and Hajime Ishihara}, year = {1998}, tags = {source-to-source, open-source}, researchr = {https://researchr.org/publication/BridgesI98}, cites = {0}, citedby = {0}, journal = {Math. Log. Q.}, volume = {44}, pages = {545-552}, }