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[1]
S. Hayakawa, "Cosmic Ray Physics", (John Wiley Sons, H. Y., 1969), 335-374.[2] B. Rossi, "High Energy Particles", (Prentice-Hall, N.Y. 1952), 16.[3」丁林境、李惕碚、沈长铨、陈映宣、蔡邦鉴，物理，3(1973), 115.
S. Hayakawa, "Cosmic Ray Physics", (John Wiley Sons, H. Y., 1969), 335-374.[2] B. Rossi, "High Energy Particles", (Prentice-Hall, N.Y. 1952), 16.[3」丁林境、李惕碚、沈长铨、陈映宣、蔡邦鉴，物理，3(1973), 115.