Screening matrix elements in empirical coefficient calibration model of WD-XRF for soil and sediment samples using stepwise regression analysis and single-element rotation optimization method
CHEN Chunrong, CAO Guan, LI Siming ZHANG Hui, DU Zhenyu, LI Yuwu
Metallurgical Analysis . 2025, (6): 20 -30 .  DOI: 10.13228/j.boyuan.issn1000-7571.012759

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