@article{ITA_1999__33_3_227_0, author = {Preller, Anne and Duroux, P.}, title = {Normalisation of the theory $\mathbf {T}$ of {Cartesian} closed categories and conservativity of extensions $mathbf{T}[x]$ of $mathbf{T}$}, journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications}, pages = {227--257}, publisher = {EDP-Sciences}, volume = {33}, number = {3}, year = {1999}, mrnumber = {1728425}, zbl = {0936.03011}, language = {en}, url = {http://www.numdam.org/item/ITA_1999__33_3_227_0/} }