Druzhinin, V. P.; et al. (1984). "Measurement of Φ-meson radiative decays at the storage ring VEPP-2M with the neutral detector". Physics Letters B. 144 (1–2): 136–140. Bibcode:1984PhLB..144..136D. doi:10.1016/0370-2693(84)90192-8.
Druzhinin, V. P.; et al. (1984). "Measurement of Φ-meson radiative decays at the storage ring VEPP-2M with the neutral detector". Physics Letters B. 144 (1–2): 136–140. Bibcode:1984PhLB..144..136D. doi:10.1016/0370-2693(84)90192-8.