1998 · Yoshiaki Umeda, Gi-Chol Cho, et al. · Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields · 30
2000 · Sher Alam, Kaoru Hagiwara, et al. · Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields · 20
2003 · Kaoru Hagiwara, Shinya Kanemura, et al. · Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields · 4