@article{articlea93512c7,
title   = {New characterizations of complete spacelike submanifolds in semi-Riemannian space forms},
author = {Camargo, Fernanda Ester Camillo and Chaves, Rosa Maria dos Santos Barreiro and Sousa Jr., Luiz Amancio Machado de},
year = {2009},
doi = {10.2996/kmj/1245982904},
journal   = {Kodai Mathematical Journal}
}