TY - RPRT TI - DLG2ISM, a Fortran program to read DLG-3 optional format digital data files into the VAX/VMS version of the interactive surface modeling software package AU - G.N. Green PY - 1988 DO - 10.3133/ofr88258a UR - https://pubs.usgs.gov/publication/ofr88258A ID - ofr88258A ER -