@article{ELA_2007__16__a19,
     author = {Britz, Thomas},
     title = {The {Moore-Penrose} inverse of a free matrix},
     journal = {The electronic journal of linear algebra},
     pages = {208--215},
     publisher = {mathdoc},
     volume = {16},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2007__16__a19/}
}