TY  - RPRT
TI  - Legs evolved only at the end!
AU  - Martin S Fischer
AU  - Hartmut Witte
PY  - 2007
DO  - 10.1098/rsta.2006.1915
UR  - https://pubmed.ncbi.nlm.nih.gov/17148056/
ID  - 17148056
ER  -