•  Sources

download UMAT_MADLEB.txt  rename in  UMAT_MADLEB.f

download STRINGS.txt  rename in STRINGS.inc 

•  help

HowToUseThisUMAT.pdf

• Bibliography

EJMA1.pdf

EJMA2.pdf

JMPS1.pdf

JMPS2.pdf

• Licence

COPYING.LESSER.pdf

COPYING.pdf