@article{1103858291,
author = {Hughston, Lane P. and Penrose, Roger and Sommers, Paul and Walker, Martin},
title = {On a quadratic first integral for the charged particle orbits in the charged Kerr solution},
journal = {Comm. Math. Phys.},
volume = {24},
number = {2},
year = {1972},
pages = { 303-308},
language = {en},
url = {http://dml.mathdoc.fr/item/1103858291}
}
Hughston, Lane P.; Penrose, Roger; Sommers, Paul; Walker, Martin. On a quadratic first integral for the charged particle orbits in the charged Kerr solution. Comm. Math. Phys., Tome 24 (1972) no. 2, pp. 303-308. http://gdmltest.u-ga.fr/item/1103858291/