One year of AU Mic with HARPS: I-measuring the masses of the two transiting planets by Zicher, N, Barragan, O, Klein, B, Aigrain, S, Owen, JE, Gandolfi, D, Lagrange, A-M, Serrano, LM, Kaye, L, Nielsen, LD, Rajpaul, VM, Grandjean, A, Goffo, E, Nicholson, B