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- [24] Tools for chemists in the 21st century. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2001, 222 : U289 - U290
- [25] Aging and work in the 21st century. ZEITSCHRIFT FUR PERSONALPSYCHOLOGIE, 2009, 8 (02): : 100 - U1
- [29] Polyethylene and polypropylene in the 21st century. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2000, 219 : U548 - U548