TY - JOUR A1 - Heinicke, Christian A1 - Baekler, Peter A1 - Hehl, Friedrich W. T1 - Einstein-aether theory, violation of Lorentz invariance, and metric-affine gravity JF - Physical Review D Y1 - 2005 U6 - https://doi.org/10.1103/physrevd.72.025012 VL - 72 IS - 2 PB - APS ER -