TY - RPRT TI - A program for mass spectrometer control and data processing analyses in isotope geology; written in BASIC for an 8K Nova 1120 computer AU - J. S. Stacey AU - J. Hope PY - 1975 DO - 10.3133/ofr75127 UR - https://pubs.usgs.gov/publication/ofr75127 ID - ofr75127 ER -