TY  - RPRT
TI  - Shrinking a manifold in a manifold.
AU  - J G Hocking
AU  - K W Kwun
PY  - 1966
DO  - 10.1073/pnas.55.2.259
UR  - https://pubmed.ncbi.nlm.nih.gov/16591333/
ID  - 16591333
ER  -