TY  - RPRT
TI  - A General Class of Problems in Conformal Mapping.
AU  - A C Schaeffer
AU  - D C Spencer
PY  - 1947
DO  - 10.1073/pnas.33.6.185
UR  - https://pubmed.ncbi.nlm.nih.gov/16588740/
ID  - 16588740
ER  -