THE EULER CLASS AS AN OBSTRUCTION IN THE THEORY OF FOLIATIONS
Proc Natl Acad Sci U S A
.
1963 Nov;50(5):949-54.
doi: 10.1073/pnas.50.5.949.
Authors
Y H Clifton
1
,
J W Smith
Affiliation
1
DEPARTMENT OF MATHEMATICS, UNIVERSITY OF CALIFORNIA, LOS ANGELES.
PMID:
16591128
PMCID:
PMC221954
DOI:
10.1073/pnas.50.5.949
No abstract available