Brown LM, Moyer DF (1984). "Lady or tiger?—The Meitner–Hupfeld effect and Heisenberg's neutron theory". American Journal of Physics. 52 (2): 130–136. Bibcode:1984AmJPh..52..130B. doi:10.1119/1.13920.
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Brown LM, Moyer DF (1984). "Lady or tiger?—The Meitner–Hupfeld effect and Heisenberg's neutron theory". American Journal of Physics. 52 (2): 130–136. Bibcode:1984AmJPh..52..130B. doi:10.1119/1.13920.