Burston, R. B. Department Solar and Stellar Interiors, Max Planck Institute for Solar System Research, Max Planck Society;
Burston, R. B. (2008). 1+1+2 Electromagnetic perturbations on non-vacuum LRS class II space-times: Decoupling scalar and 2-vector harmonic amplitudes. Class. Quantum Grav., 25: 075002. doi:10.1088/0264-9381/25/7/075002.