Shah Nilesh K. <br/><br/>
Concentration of trace metals by complexation with dithiocarbamate and sorption onto C-18 bonded silica gel  [microform] / 
Nilesh K.Shah 
 - Ann Arbor, Mich. :  University Microfilms International,  1997 
 - 2 microfisches ;  11x 15 cm. 
<br/><br/>Thesis (Ph.D) - University of Idaho , 1997