\bibcite{cardei2005improving}{{4}{2005}{{Cardei and Du}}{{}}}
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\bibcite{castano2013column}{{6}{2014}{{Casta{\~n}o et~al.}}{{Casta{\~n}o, Rossi, Sevaux, and Velasco}}}
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\bibcite{Deng2012}{{8}{2012}{{Deng, Jiguo~Yu, and Chen}}{{}}}
