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Bonn J, Bornschein B, Bornschein L, Fickinger L, Flatt B, Kovalik A, et al. Results from the Mainz neutrino mass experiment. Progress in Particle and Nuclear Physics. 2002 Jan;48(1):133–9.

Bonn, J., et al. “Results from the Mainz neutrino mass experiment.” Progress in Particle and Nuclear Physics, vol. 48, no. 1, Elsevier BV, Jan. 2002, pp. 133–39. Crossref, doi:10.1016/s0146-6410(02)00119-9.

Bonn J, Bornschein B, Bornschein L, Fickinger L, Flatt B, Kovalik A, Kraus C, Müller B, Otten EW, Schall JP, Thümmler T, Ulrich H, Weinheimer C. Results from the Mainz neutrino mass experiment. Progress in Particle and Nuclear Physics. Elsevier BV; 2002 Jan;48(1):133–139.