[1] M. King, V. Ramachandran, R. D. Prengaman, S. C. DeVito, J. Breen, Lead and Lead Alloys in Kirk-Othmer Encyclopedia of Chemical Technology, John Wiley and Sons, 2001.
[2] S. Hernberg, Amer. J. Ind. Med. 38 (2000) 244.
[3] H. Bradl, Heavy Metals in the Environment: Origin, Interaction and Remediation, Academic Press, 2005.
[4] S. Cinnirella, I. M. Hedgecock, F. Sprovieri, Environ. Sci. Pollut. Res. 21 (2014) 3997.
[5] Q. Zhou, N. Zhao, G. Xie, J. Hazard. Mater. 189 (2011) 48.
[6] E. Yilmaz, M. Soylak, J. Hazard. Mater. 16 (2013) 882.
[7] N. Promphet, P. Rattanarat, R. Rangkupan, O. Chailapakul, N. Rodthongkum, Sensors Actuat. B 207 (2015) 526.
[8] A. A. Zamani, R. Shokri, M.R. Yaftian, A.H. Parizanganeh, Int. J. Environ. Sci. Technol. 10 (2013) 93.
[9] J. Goel, K. Kadirvelu, C. Rajagopal, V.K. Garg, J. Hazard. Mater. 125 (2005) 211.
[10] M. Basu, A. K. Guha, L. Ray, Environ. Chem. Eng. 3 (2015) 1088.
[11] Y. Ma, K. Qiu, Waste Manage. 40 (2015) 151.
[12] C. Chen, Y. Shih, Y. Huang, Chem. Eng. J. 279 (2015) 120.
[13] Z. Wu, D. B. Dreisinger, H. Urch, S. Fassbender, Hydrometallurgy 142 (2014) 23.
[14] J. Rydberg, Solvent Extraction Principles and Practice, CRC Press, Florida, 2004.
[15] M. Aguilar, J. L. Cortina (Eds.), Solvent Extraction and Liquid Membranes, CRC Press, Florida, 2010.
[16] M. Regel-Rosocka, Alguacil, F. J., Rev. Metal. 49 (2013) 292.
[18] N. Rice, Hydrometallurgy 3 (1978) 111.
[19] J. Preston, Hydrometallurgy 14 (1985) 171.
[20] D. Pouillon, F. Doyle, Hydrometallurgy 19 (1988) 269.
[21] A. D. Preez, J. S Preston, Solvent Extr. Ion Exch. 10 (1992) 207.
[22] F. Doyle, D. Pouillon, E. Villegas, Hydrometallurgy 19 (1988) 289.
[23] M. K. Sinha, S. Sahu, P. Meshram, B. Pandey, V. Kumar, Int. J. Metall. Eng. 1 (2012) 28.
[24] T. Hayashita, T. Fujimoto, Y. Morita, R. A. Bartsch, Chem. Lett. 23 (1994) 2385.
[25] K. Ohto, Y. Fujimoto, K. Inoue, Anal. Chim. Acta 387 (1999) 61.
[26] K. Ohto, T. Yokomoto, H. Higuchi, T. Oshima, K. Inoue, Ars Sep. Acta (2004) 62.
[27] A. A. Zamani, A. S. Zarabadi, M. R. Yaftian, J. Incl. Phenom. Macrocycl. Chem. 63 (2009) 327.
[28] Z. Shiri Yekta, A. A. Zamani, M. R. Yaftian, Sep. Purif. Technol. 66 (2009) 98.
[29] K. Shimojo, H. Naganawa, J. Noro, F. Kubota, M. Goto, Anal. Sci. 23 (2007) 1427.
[30] K. Shimojo, N. Aoyagi, T. Saito, H. Okamura, F. Kubota, M. Goto, H. Naganawa, Anal. Sci. 30 (2014) 263-269
[31] Y. Baba, A. Fukami, F. Kubota, N. Kamiya, M. Goto, RSC Adv. 4 (2014) 50726.
[32] J. A. Dean, Analytical Chemistry Handbook, McGraw-Hill, New York, 1995.
[33] Y. Luo, F. J. Millero, Geochim. Cosmochim. Acta 71 (2007) 326-334.