@article{TAC_2004_13_a6,
     author = {Marco Grandis},
     title = {Normed combinatorial homology 
and noncommutative tori},
     journal = {Theory and applications of categories},
     pages = {114--128},
     publisher = {mathdoc},
     volume = {13},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2004_13_a6/}
}