@article{PPN481110151_0007+dmdlog25,
title = {Dense point spectrum and absolutely continuous spectrum in spherically symmetric Dirac operators.},
journal = {Forum mathematicum},
volume = {7},
year = {1995},
pages = {459-476},
zbl = {0826.34076},
url = {http://dml.mathdoc.fr/item/PPN481110151_0007+dmdlog25}
}
Schmidt, Karl Michael. Dense point spectrum and absolutely continuous spectrum in spherically symmetric Dirac operators.. Forum mathematicum, Tome 7 (1995) pp. 459-476. http://gdmltest.u-ga.fr/item/PPN481110151_0007+dmdlog25/