Chadwick, J.; Goldhaber, M. (1934). "A nuclear 'photo-effect': disintegration of the diplon by γ rays". Nature134 (3381): 237–238. doi:10.1038/134237a0. Bibcode: 1934Natur.134..237C.
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Chadwick, J.; Goldhaber, M. (1934). "A nuclear 'photo-effect': disintegration of the diplon by γ rays". Nature134 (3381): 237–238. doi:10.1038/134237a0. Bibcode: 1934Natur.134..237C.