INVESTIGATION OF THE PROCESS E+ E- —> E+ E- GAMMA IN THE ENERGY REGION 0.64-GEV - 1.40-GEV. (IN RUSSIAN) - Bukin, A. D.; Kurdadze, L. M.; Lelchuk, M. Yu.; Panin, V. S.; Sidorov, V. A.; Chilingarov, A. G.; Shvarts, B. A.; Eidelman, S. I. (Yad. Fiz., 1982)