Thongsaw, Arnon, Ratana Sananmuang, Gareth M. Ross, and Wipharat Chuachuad Chaiyasith. 2017. “Microextraction Based on Solidified Floating Organic Drop Coupled With ETAAS for the Determination of Lead in Herbs”. Nova Biotechnologica Et Chimica 16 (2):124-31. https://doi.org/10.1515/nbec-2017-0017.