TY  - RPRT
TI  - Algebraic structure of open-string interactions.
AU  - P Ramond
AU  - VG Rodgers
PY  - 1986
DO  - 10.1103/physrevd.34.2352
UR  - https://pubmed.ncbi.nlm.nih.gov/9957427/
ID  - 9957427
ER  -