Direct determination of Cu and Zn in fruit juices and bovine milk by thermospray flame furnace atomic absorption spectrometry Clésia C. Nascentes Talanta Volume 64, Issue 4, 15 November 2004, Pages 912-917 http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6THP-4CHGF2F-4&_user=1915929&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000055340&_version=1&_urlVersion=0&_userid=1915929&md5=9ed26d4800a968e1ef2bd8c214f49a3c
Determination of lead, copper and manganese by graphite furnace atomic absorption spectrometry after separation/concentration using a water-soluble polymer Nilgun Tokman Talanta Volume 63, Issue 3, 17 June 2004, Pages 699-703 http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6THP-4BM8M3S-D&_user=1915929&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000055340&_version=1&_urlVersion=0&_userid=1915929&md5=05834944db2517cb33259ad081804b31