TY  - RPRT
TI  - BRST-invariant transitions between closed and open strings.
AU  - JA Shapiro
AU  - CB Thorn
PY  - 1987
DO  - 10.1103/physrevd.36.432
UR  - https://pubmed.ncbi.nlm.nih.gov/9958189/
ID  - 9958189
ER  -