TY  - RPRT
TI  - Strings, extended objects, and the classical double copy
AU  - Goldberger, Walter D.
AU  - Li, Jingping
PY  - 2020
DO  - 10.1007/jhep02(2020)092
UR  - https://www.osti.gov/biblio/1803136
ID  - 1803136
ER  -