TY  - RPRT
TI  - A two-path recursive relational database structure for molecular information systems.
AU  - J Bradley
PY  - 1990
DO  - 10.1016/0263-7855(90)80062-k
UR  - https://pubmed.ncbi.nlm.nih.gov/2268623/
ID  - 2268623
ER  -