@article{TAC_2001_9_a0,
     author = {Anders Kock},
     title = {Infinitesimal aspects of the {Laplace} operator},
     journal = {Theory and applications of categories},
     pages = {1--16},
     publisher = {mathdoc},
     volume = {9},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2001_9_a0/}
}