Published Platinum concentrations in urban airborne particles from Shanghai, China by Yang Y., Li X., Li Y.L., Tan M., Lu W., Zhang G. and Li Y. 169-173_487_Yang_10-2.pdf
Published Concentrations of selected toxic elements in airborne particulates of Patras, Greece by Bloutsos A.A. and Yannopoulos P.C. 109-118_750_Bloutsos_13-2.pdf