TY  - RPRT
TI  - Four-bar gait-control linkage.
AU  - R L David
AU  - R H Rolfes
PY  - 1981
DO  - 10.1093/ptj/61.6.912
UR  - https://pubmed.ncbi.nlm.nih.gov/7243892/
ID  - 7243892
ER  -