M. de Oliveira Neto, L.A. Maia (Brasilia U.), S. Carneiro (Bahia U.). May 2002. 16 pp.
Published in Chaos Solitons Fractals 21 (2004) 21-28
DOI: 10.1016/j.chaos.2003.09.046
Saulo Carneiro (Bahia U.). Jul 2003. 7 pp.
DOI: 10.1142/9789812704030_0204
Saulo Carneiro (Bahia U.). May 2003. 6 pp.
Published in Int.J.Mod.Phys. D12 (2003) 1669-1674
DOI: 10.1142/S0218271803004158
Saulo Carneiro (Madrid, IMAFF & Bahia U.), Guillermo A. Mena Marugan (Madrid, IMAFF). Mar 2002. 4 pp.
Published in Lect.Notes Phys. 617 (2003) 302
DOI: 10.1007/3-540-36973-2_17
Guillermo A. Mena Marugan (Madrid, IMAFF), Saulo Carneiro (Madrid, IMAFF & Bahia U.). Nov 2001. 4 pp.
Published in Phys.Rev. D65 (2002) 087303
DOI: 10.1103/PhysRevD.65.087303
Saulo Carneiro (Madrid, IMAFF). Mar 2000. 10 pp.
Published in Gen.Rel.Grav. 34 (2002) 793
DOI: 10.1023/A:1016309613095
Saulo Carneiro (Madrid, IMAFF & Bahia U.), Guillermo A. Mena Marugan (Madrid, IMAFF). Sep 2001. 12 pp.
Published in Phys.Rev. D64 (2001) 083502
DOI: 10.1103/PhysRevD.64.083502
Saulo Carneiro (Bahia U.). Sep 1998. 9 pp.
Published in Phys.Rev. D61 (2000) 083506
DOI: 10.1103/PhysRevD.61.083506
R. Muradian, S. Carneiro, R. Marques (Bahia U.). Jul 1999. 3 pp.
Published in Apeiron 6 (1999) 186