@article{0507002,
author = {Assar, A. R. and Putz, V.},
title = {The momentum operators corresponding to a localized massless particle},
journal = {arXiv},
volume = {2005},
number = {0},
year = {2005},
language = {en},
url = {http://dml.mathdoc.fr/item/0507002}
}
Assar, A. R.; Putz, V. The momentum operators corresponding to a localized massless particle. arXiv, Tome 2005 (2005) no. 0, . http://gdmltest.u-ga.fr/item/0507002/