TY - RPRT TI - Computerized spectrographic data for two new USGS rocks, AMH-1 and DTS-2 AU - Carol J. Skeen AU - William B. Crandell PY - 1989 DO - 10.3133/ofr89183 UR - https://pubs.usgs.gov/publication/ofr89183 ID - ofr89183 ER -