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Sheila C. Jacumasso, Gabriela de Alvarenga, Adriana C. de Lazzari, Naiara M. F. M. Sampaio, Bruno J. G. Silva, Luis F. Marchesi, Marcio Vidotti and Izabel C. Riegel-Vidotti
Application of the hydrogel beads as extraction phases for determination of atrazine, caffeine, and progesterone.
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Marcel Riegel, Volker Schlitt
Pág. 1 - 17
Uranium can occur naturally in groundwater which is used for drinking water production. Depending on its concentration levels, uranium elimination might become necessary. In German waterworks, anion exchange technology represents the state of the art for...
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Gabriel Matos Pereira,Leonardo Riegel Sant'Anna,Tiago Pascoal Filomena,João Luiz Becker
Pág. 288 - 324
Liquidity is an important issue in portfolio management. In 2012, the Brazilian market regulatory agency (CVM) started to require all banks and brokerages to maintain liquidity control of their portfolios. This study presents a liquidity constraint which...
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Leonardo Riegel Sant'Anna,Tiago Pascoal Filomena,Denis Borenstein
Pág. 89 - 119
Index tracking is a passive investment strategy, which aims at generating portfolios to reproduce a specific market index?s performance. This article proposes a model for a index tracking problem with control on the number of assets in the portfolio, whi...
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Vivian Iara Strehlau,Mateus Canniatti Ponchio,Viviane Riegel
Pág. 23 - 45
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