Observation of the Dalitz decay<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>η</mml:mi><mml:mo>′</mml:mo><mml:mo stretchy="false">→</mml:mo><mml:mi>γ</mml:mi><mml:msup><mml:mi>e</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>e</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math>I. Denysenko, X. C. Ai, O. Albayrak et al.|Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields|2015Cited by 61