TY  - RPRT
TI  - Mineral X-ray diffraction data retrieval/plot computer program
AU  - George Van Trump
AU  - Phoebe L. Hauff
PY  - 1976
DO  - 10.3133/ofr76404
UR  - https://pubs.usgs.gov/publication/ofr76404
ID  - ofr76404
ER  -