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8Veröffentlicht 2011Available for University of the Philippines System via Science Direct. Also available remotely thru Open Athens:
Electronic Resource -
9Veröffentlicht 2010Available for University of the Philippines System via Science Direct. Also available remotely thru Open Athens:
Electronic Resource -
10Veröffentlicht 2004Available for University of the Philippines System via Science Direct. Also available remotely thru Open Athens:
Electronic Resource