Garvey-Kelson relations for nuclear charge radii J. Piekarewicz, M. Centelles, X. Roca-Maza and X. Viñas Eur. Phys. J. A, 46 3 (2010) 379-386 Published online: 30 October 2010 DOI: 10.1140/epja/i2010-11051-8