Introductory material on neutrino physics:
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Wikipedia page for "Neutrino"
Some the background information about neutrinos, and more. - Physics Nobel Prize 2015 lectures for the discovery of neutrino oscillations
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"Open statistical issues in Particle Physics" Louis Lyons
An article written specifically for statisticians -
Particle Data Book Review on Neutrino Oscillations
Quite detailed article, but contains, towards the end, some of the most important plots in neutrino physics