@article{10_1017_S001708951600046X,
     author = {DUGGAL, B. P. and KUBRUSLY, C. S.},
     title = {PERTURBATION {OF} {BANACH} {SPACE} {OPERATORS} {WITH} {A} {COMPLEMENTED} {RANGE}},
     journal = {Glasgow mathematical journal},
     pages = {659--671},
     year = {2017},
     volume = {59},
     number = {3},
     doi = {10.1017/S001708951600046X},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S001708951600046X/}
}