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- [22] CHED 48-Promoting volunteer engagement in National Chemistry Week and Chemists Celebrate Earth Day events through recognition ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2009, 238
- [23] Y CHED 80-Promoting involvement and recognizing volunteers in National Chemistry Week and Chemists Celebrate Earth Day events ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2008, 236