TY  - RPRT
TI  - Summaries of technical reports, Volume XVI
AU  - Muriel L. Jacobson
AU  - Thelma R. Rodriguez
AU  - Wanda H. Seiders
PY  - 1983
DO  - 10.3133/ofr83525
UR  - https://pubs.usgs.gov/publication/ofr83525
ID  - ofr83525
ER  -