@article{ELA_2009__18__a47,
     author = {Bu, Changjiang and Zhao, Jiemei and Zhang, Kuize},
     title = {Some results on the group inverse for block matrices over skew fields},
     journal = {The electronic journal of linear algebra},
     pages = {117--125},
     publisher = {mathdoc},
     volume = {18},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2009__18__a47/}
}