TY  - RPRT
TI  - Partial Differential Equations and Analytic Continuations.
AU  - S Bochner
PY  - 1952
DO  - 10.1073/pnas.38.3.227
UR  - https://pubmed.ncbi.nlm.nih.gov/16589083/
ID  - 16589083
ER  -