Piai, M., Petcov, S., & Piai, M. (2002). The LMA MSW solution of the solar neutrino problem, inverted neutrino mass hierarchy and reactor neutrino experiments. Physics Letters B, 533(1-2), pp. 94-106. doi:10.1016/S0370-2693(02)01591-5

Piai, Maurizio, S.T Petcov, and M. Piai. "The LMA MSW Solution of the Solar Neutrino Problem, Inverted Neutrino Mass Hierarchy and Reactor Neutrino Experiments." Physics Letters B 533, no. 1-2 (2002): 94-106.

Piai, Maurizio, S.T Petcov, and M. Piai. "The LMA MSW Solution of the Solar Neutrino Problem, Inverted Neutrino Mass Hierarchy and Reactor Neutrino Experiments." Physics Letters B 533.1-2 (2002): 94-106.