@article{ITA_1988__22_4_437_0,
     author = {Th\'erien, Denis},
     title = {Cat\'egories et langages de dot-depth un},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {437--445},
     publisher = {EDP-Sciences},
     volume = {22},
     number = {4},
     year = {1988},
     mrnumber = {984585},
     zbl = {0659.68094},
     language = {fr},
     url = {http://www.numdam.org/item/ITA_1988__22_4_437_0/}
}