TY  - RPRT
TI  - Trapping a geon: Black hole formation by an imploding gravitational wave.
AU  - AM Abrahams
AU  - CR Evans
PY  - 1992
DO  - 10.1103/physrevd.46.r4117
UR  - https://pubmed.ncbi.nlm.nih.gov/10014857/
ID  - 10014857
ER  -