Study of a neutrino mass texture generated in supergravity with bilinear R-parity violation M. A. Díaz, C. Mora and A. R. Zerwekh Eur. Phys. J. C, 44 2 (2005) 277-286 Published online: 15 October 2005 DOI: 10.1140/epjc/s2005-02361-3