 Determining Horizontal Symmetry from Neutrino Mixing by C. S. Lam

Physical Review Letters 101, 121602 (2008), DOI 10.1103/PhysRevLett.101.121602. Abstract: finite-group constraints on a proposed mixing pattern. The McGill author email matches www.physics.mcgill.ca/~lam/, which identifies C. S. (Harry) Lam; no name expansion inferred from initials.