TY  - RPRT
TI  - SPECTRAL REPRESENTATIONS AND UNBOUNDED CONVOLUTION OPERATORS.
AU  - C I Tulcea
AU  - A B Simon
PY  - 1959
DO  - 10.1073/pnas.45.12.1765
UR  - https://pubmed.ncbi.nlm.nih.gov/16590572/
ID  - 16590572
ER  -