@article{04180133,
title = {Some spectral inclusions on D-commuting systems.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {13},
year = {1990},
pages = {115-120},
doi = {10.1155/S016117129000014X},
zbl = {0716.47002},
language = {en},
url = {http://dml.mathdoc.fr/item/04180133}
}
Verma, R.U.; Jou, S.S. Some spectral inclusions on D-commuting systems.. International Journal of Mathematics and Mathematical Sciences, Tome 13 (1990) pp. 115-120. doi : 10.1155/S016117129000014X. http://gdmltest.u-ga.fr/item/04180133/