Additive results for the Drazin inverse of block matrices and applications. - Jelena Ljubisavljevic; Dragana S. Cvetkovic-Ilic (J. Comput. Appl. Math., 2011)

On additive properties of the Drazin inverse of block matrices and representations. - Jelena Visnjic (Appl. Math. Comput., 2015)