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- [35] The safety challenges of the 21st century PROCEEDINGS OF THE EUROPEAN CONFERENCE ON SAFETY IN THE MODERN SOCIETY, 2000, 33 : 101 - 104
- [36] Cellulose in the 21st century: Opportunities and challenges ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2013, 245
- [38] Challenges and Opportunities for Statisticians in the 21st Century STATISTICS IN BIOPHARMACEUTICAL RESEARCH, 2009, 1 (04): : 345 - 347