TY  - RPRT
TI  - A Minimum Problem About the Motion of a Solid Through a Fluid.
AU  - G Pólya
PY  - 1947
DO  - 10.1073/pnas.33.7.218
UR  - https://pubmed.ncbi.nlm.nih.gov/16588747/
ID  - 16588747
ER  -