TY  - RPRT
TI  - Numerical methods for solving the planar vacuum Einstein equations.
AU  - P Anninos
AU  - J Centrella
AU  - RA Matzner
PY  - 1991
DO  - 10.1103/physrevd.43.1808
UR  - https://pubmed.ncbi.nlm.nih.gov/10013557/
ID  - 10013557
ER  -