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- [4] TTPIXAN - the 4th generation [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1997, 130 (1-4): : 133 - 137
- [9] 4TH GENERATION PESTICIDES [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1976, : 19 - 19