Grass-Mapgen User's Guide ?

GRASS GRASS user
1

Hi all,

  Where can I find the Grass-MAPGEN User's Guide. I have exhaustively searched
the ftp site moon.cecer.army.mil with no luck.

Thanks.

Carlos Contreras B.
e-mail:ccontre@halcon.dpi.udec.cl
Universidad de Concepcion, Concepcion.
Chile.