TY - JOUR A1 - Schmidt, Hans-Jürgen T1 - Classical mechanics with lapse Y1 - 1996 ER - TY - JOUR A1 - Schmidt, Hans-Jürgen T1 - Editorial Y1 - 1996 ER - TY - JOUR A1 - Schmidt, Hans-Jürgen T1 - How should we measure spatial distances? Y1 - 1996 ER - TY - JOUR A1 - Schmidt, Hans-Jürgen T1 - Why do all the curvature invariants of a gravitational wave vanish? Y1 - 1996 ER - TY - JOUR A1 - Kluske, Sabine A1 - Schmidt, Hans-Jürgen T1 - Towards a cosmic no hair theorem for higher-order gravity Y1 - 1996 ER -