@article{article, title  = {{On the Freyd cover of a topos.}},

 publisher = {{Duke University Press}},

 url = {{}},

 year = {{1983}},

 month = {{1}},

 author = {{Moerdijk I}},

 doi = {{10.1305/ndjfl/1093870454}},

 volume = {{24}},

 journal = {{Notre Dame Journal of Formal Logic}},

 issue = {{4}},

 pages = {{517-526}},

 note = {{Accessed on 2024/12/22}}}