TY  - RPRT
TI  - Wormholes in string theory.
AU  - A Lyons
AU  - SW Hawking
PY  - 1991
DO  - 10.1103/physrevd.44.3802
UR  - https://pubmed.ncbi.nlm.nih.gov/10013853/
ID  - 10013853
ER  -