TY  - RPRT
TI  - Bibliographic supplement to USGS Bulletin 1426; 1975 to June 1979
AU  - Wenonah E. Bergquist
AU  - Elizabeth J. Tinsley
AU  - Valerie S. Upton
PY  - 1979
DO  - 10.3133/ofr791518
UR  - https://pubs.usgs.gov/publication/ofr791518
ID  - ofr791518
ER  -