TY - RPRT TI - AIRYROOT: A Fortran program for calculating the gravitational attraction of an Airy isostatic root out to 166.7 km AU - R.W. Simpson AU - R.C. Jachens AU - R.J. Blakely PY - 1983 DO - 10.3133/ofr83883 UR - https://pubs.usgs.gov/publication/ofr83883 ID - ofr83883 ER -