coïncidence
2009 / [Apparatus and Demonstration Notes] Low-cost coincidence-counting electronics for undergraduate quantum optics / D. Branning ; S. Bhandari ; M. Beck / American Journal of Physics 77 (2009) p. 667 [doi]
2011 / Walther Bothe and Bruno Rossi: The birth and development of coincidence methods in cosmic-ray physics / Luisa Bonolis / American Journal of Physics 79 (2011) p. 1133 [doi]