TY  - RPRT
TI  - Instantons and their molecules in QCD.
AU  - Arago de Carvalho C
AU  - Isidro Filho MP
PY  - 1991
DO  - 10.1103/physrevd.43.3455
UR  - https://pubmed.ncbi.nlm.nih.gov/10013298/
ID  - 10013298
ER  -