TY  - RPRT
TI  - IMPLICIT FUNCTION THEOREM FOR QUASI-ANALYTIC AND RELATED CLASSES OF FUNCTIONS.
AU  - T P Liverman
PY  - 1956
DO  - 10.1073/pnas.42.5.261
UR  - https://pubmed.ncbi.nlm.nih.gov/16589863/
ID  - 16589863
ER  -