TY  - RPRT
TI  - ESTIMATES AND EXISTENCE THEOREMS FOR ELLIPTIC BOUNDARY VALUE PROBLEMS.
AU  - F E Browder
PY  - 1959
DO  - 10.1073/pnas.45.3.365
UR  - https://pubmed.ncbi.nlm.nih.gov/16590392/
ID  - 16590392
ER  -