TY - RPRT TI - Using simultaneous three colour X-ray mapping and digital-scan-stop for rapid elemental characterization of coal combustion by-products. AU - J B Pawley AU - G L Fisher PY - 1977 DO - 10.1111/j.1365-2818.1977.tb00019.x UR - https://pubmed.ncbi.nlm.nih.gov/915940/ ID - 915940 ER -