TY  - RPRT
TI  - Hyperbolic almost periodic solutions and toroidal limit sets.
AU  - G R Sell
PY  - 1977
DO  - 10.1073/pnas.74.8.3124
UR  - https://pubmed.ncbi.nlm.nih.gov/16592427/
ID  - 16592427
ER  -