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- [4] SUPPLY AND DEMAND FOR FLUORINE IN UNITED-STATES ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1972, 164 (AUG-S): : 15 - +
- [8] GAS SUPPLY SITUATION IN UNITED-STATES JOURNAL OF THE AIR POLLUTION CONTROL ASSOCIATION, 1973, 23 (12): : 1023 - 1027