REN JING-RU, LU SUI-LING, KUANG HAO-HUAI, SU SHI, WANG YUN-XIN, WANG DIAN-CHEN, XUE YONG-GUI, WANG CHENG-RUI, CAO PEI-YUAN, LI JIN-YU, LI GUANG-JU, LIU JIAN-GUO, GENG QING-XI. REPORT ON A NONSYMMETRICAL DOUBLE-CORE EVENTJ. Acta Physica Sinica, 1984, 33(1): 137-139. DOI: 10.7498/aps.33.137