TY  - RPRT
TI  - The Generation of Inseparable Fields.
AU  - F K Schmidt
AU  - S Maclane
PY  - 1941
DO  - 10.1073/pnas.27.12.583
UR  - https://pubmed.ncbi.nlm.nih.gov/16588509/
ID  - 16588509
ER  -