TY - JOUR AU - Gilkey, Peter B. TI - The Eta Invariant and Non-Singular Bilinear Products on Rn JO - Canadian mathematical bulletin PY - 1987 SP - 147 EP - 154 VL - 30 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1987-022-1/ DO - 10.4153/CMB-1987-022-1 ID - 10_4153_CMB_1987_022_1 ER -