[1] [1] Van der Snickt G, Janssens K, Dik J, et al. Analytical Chemistry, 2012, 84(23): 10221.

[2] [2] Gergely F, Osan J, Szabo B K, et al. Spectrochimica Acta Part B-Atomic Spectroscopy, 2016, 116: 75.

[3] [3] Uno M, Okamoto A, Tsuchiya N. Journal of Mineralogical and Petrological Sciences, 2014, 109(6): 271.

[4] [4] Finkenbinder M S, Abbott M B, Finney B P, et al. Quaternary Science Reviews, 2015, 126: 227.

[5] [5] Dunham-Cheatham S, Rui X, Bunker B, et al. Geochimica et Cosmochimica Acta, 2011, 75(10): 2828.

[6] [6] Ricketts K, Guazzoni C, Castoldi A, et al. Physics in Medicine and Biology, 2013, 58(21): 7841.

[7] [7] Majumdar S, Peralta-Videa J R, Castillo-Michel H, et al. Analytica Chimica Acta, 2012, 755: 1.

[8] [8] Shen Y. X-Ray Spectrometry, 2014, 43(3): 146.

[9] [9] Zimmer D, Kruse J, Baum C, et al. Science of The Total Environment, 2011, 409(19): 4094.

[10] [10] Uzu G, Sobanska S, Sarret G, et al. Environmental Science & Technology, 2010, 44(3): 1036.

[11] [11] Kranner I, Colville L. Environmental and Experimental Botany, 2011, 72(1): 93.

[12] [12] Khaokaew S, Chaney R L, Landrot G, et al. Environmental Science & Technology, 2011, 45(10): 4249.

[13] [13] Garrevoet J, Vekemans B, Bauters S, et al. Analytical Chemistry, 2015, 87(13): 6544.

[14] [14] Stewart T J, Behra R, Sigg L. Environmental Science & Technology, 2015, 49(8): 5044.