TY  - RPRT
TI  - Bouguer gravity map of the Petersburg quadrangle and parts of the Port Alexander, Sitka, and Sumdum quadrangles, Alaska
AU  - D.F. Barnes
AU  - D. A. Brew
AU  - R. L. Morin
PY  - 1989
DO  - 10.3133/mf1970a
UR  - https://pubs.usgs.gov/publication/mf1970A
ID  - mf1970A
ER  -