@article{ITA_2001__35_1_83_0,
     author = {Tews, Hendrik},
     title = {Coalgebras for binary methods : properties of bisimulations and invariants},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {83--111},
     publisher = {EDP-Sciences},
     volume = {35},
     number = {1},
     year = {2001},
     mrnumber = {1845876},
     zbl = {0983.68126},
     language = {en},
     url = {http://www.numdam.org/item/ITA_2001__35_1_83_0/}
}