@article{10_4153_CMB_1989_072_4,
     author = {Mathieu, Martin},
     title = {Properties of the {Product} of {Two} {Derivations} of a {C*-Algebra}},
     journal = {Canadian mathematical bulletin},
     pages = {490--497},
     year = {1989},
     volume = {32},
     number = {4},
     doi = {10.4153/CMB-1989-072-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1989-072-4/}
}