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            1
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            4Microwave-assisted sample preparation for trace element determinationΈκδοση 2014Available for University of the Philippines System via ScienceDirect. Click here to access
 Also available remotely for University of the Philippines System via ScienceDirect. Click here to access thru EZproxy
 Electronic Resource
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            5
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            8Environmental electrochemistry analyses of trace element biogeochemistryΈκδοση 2002Available for University of the Philippines Diliman via ACS Publications. Click here to access
 Also available remotely for University of the Philippines Diliman via ACS Publications. Click here to access thru EZproxy
 Electronic Resource
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            9
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