Chadwick, J. «Bakerian Lecture. The Neutron». Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 142, 846, 1933, pàg. 1. Bibcode: 1933RSPSA.142....1C. DOI: 10.1098/rspa.1933.0152.
Chadwick, J. «Bakerian Lecture. The Neutron». Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 142, 846, 1933, pàg. 1. Bibcode: 1933RSPSA.142....1C. DOI: 10.1098/rspa.1933.0152.