TY  - RPRT
TI  - Principal facts for gravity data collected in South Dakota: a web site for distribution of data
AU  - Robert P. Kucks
AU  - Ronald L. Zawislak
PY  - 2001
DO  - 10.3133/ofr01423
UR  - https://pubs.usgs.gov/publication/ofr01423
ID  - ofr01423
ER  -