@article{ELA_2009__18__a12,
     author = {Cvetkovi\'c-Ili\'c, Dragana S. and Wei, Yimin},
     title = {Representations for the {Drazin} inverse of bounded operators on {Banach} space},
     journal = {The electronic journal of linear algebra},
     pages = {613--627},
     publisher = {mathdoc},
     volume = {18},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2009__18__a12/}
}