TY - RPRT TI - Matrix modification with silver for the electrothermal atomization of arsenic and selenium AU - R. F. Sanzolone AU - T. T. Chao PY - 1981 DO - 10.1016/s0003-2670(01)84103-9 UR - https://pubs.usgs.gov/publication/70012004 ID - 70012004 ER -