@article{ITA_1999__33_4-5_309_0,
     author = {Matthes, Ralph},
     title = {Monotone (co)inductive types and positive fixed-point types},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {309--328},
     publisher = {EDP-Sciences},
     volume = {33},
     number = {4-5},
     year = {1999},
     mrnumber = {1748658},
     zbl = {0940.03018},
     language = {en},
     url = {http://archive.numdam.org/item/ITA_1999__33_4-5_309_0/}
}