On perturbations of extreme Kerr-Newman black-holes and their evolutionhttp://www.cmat.edu.uy/docentes/reiris-ithurralde-martin/on-perturbations-of-extreme-kerr2013newman-black-holes-and-their-evolution-1.pdf/viewhttp://www.cmat.edu.uy/@@site-logo/log-cmat.png
On perturbations of extreme Kerr-Newman black-holes and their evolution