@article{ELA_2010__20__a23,
     author = {Bu, Changjiang and Zhang, Kuize},
     title = {The explicit representations of the {Drazin} inverses of a class of block matrices},
     journal = {The electronic journal of linear algebra},
     pages = {406--418},
     publisher = {mathdoc},
     volume = {20},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2010__20__a23/}
}