Analytical treatment of SUSY Quasi-normal modes in a non-rotating Schwarzschild black hole PabloAlejandro Sánchez, JesúsMartín Romero and Mauricio Bellini Eur. Phys. J. C, 71 1 (2011) 1526 Published online: 13 January 2011 DOI: 10.1140/epjc/s10052-010-1526-9