@article{01924304,
title = {Integral representation of the Drazin inverse.},
journal = {ELA. The Electronic Journal of Linear Algebra [electronic only]},
volume = {9},
year = {2002},
pages = {129-131},
zbl = {1030.15005},
language = {en},
url = {http://dml.mathdoc.fr/item/01924304}
}
Castro González, N.; Koliha, J.J.; Wei, Yimin. Integral representation of the Drazin inverse.. ELA. The Electronic Journal of Linear Algebra [electronic only], Tome 9 (2002) pp. 129-131. http://gdmltest.u-ga.fr/item/01924304/