@article{ASNSP_1997_4_25_3-4_487_0,
     author = {Grauert, Hans},
     title = {Towards a discretization of quantum theory},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {487--502},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 25},
     number = {3-4},
     year = {1997},
     mrnumber = {1655529},
     zbl = {1073.81026},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_1997_4_25_3-4_487_0/}
}