TY - RPRT TI - Determination of selected elements in whole coal and in coal ash from the eight argonne premium coal samples by atomic absorption spectrometry, atomic emission spectrometry, and ion-selective electrode AU - M. W. Doughten AU - J.R. Gillison PY - 2002 DO - 10.1021/ef00023a002 UR - https://pubs.usgs.gov/publication/70016108 ID - 70016108 ER -