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4. V. A. Belyakov, Wang Yung-Chang, V. I. Veksler, N. M. Viryasov, Du Yuan-cai, Kim Hi In, E. N. Kladnitskaya, A. A. Kuznetsov, A. Mikhul, Nguyen Dinh-Tu, V. N. Penev, E. S. Sokolova andM. I. Soloviev:Proceedings of the 1962 International Conference on High-Energy Physics at CERN, p. 261, 336.
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