TY  - RPRT
TI  - Bond orders between molecular fragments.
AU  - Adam J Bridgeman
AU  - Christopher J Empson
PY  - 2006
DO  - 10.1002/chem.200500909
UR  - https://pubmed.ncbi.nlm.nih.gov/16380950/
ID  - 16380950
ER  -