A. Jodidio, C. J. Oram, Benjamin Balke et al.|Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields|1986
Benjamin Balke, C. J. Oram, A. Jodidio et al.|Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields|1988