TY  - RPRT
TI  - Closure, open systems, and the modeling imperative
AU  - Alvarez De Lorenzana JM
PY  - 2000
DO  - 10.1111/j.1749-6632.2000.tb06268.x
UR  - https://pubmed.ncbi.nlm.nih.gov/10818560/
ID  - 10818560
ER  -