Kheyfets

Pseudo-Riemannian geometry on a simplicial lattice and the extrinsic curvature tensor.

Kheyfets, LaFave, Miller, 1989, Physical review. D, Particles and fields.

Spin dynamics of the LAGEOS satellite in support of a measurement of the Earth's gravitomagnetism.

Matzner, Habib, Holz, 1994, Physical review. D, Particles and fields.