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- [5] LEAD QUESTION - POINT OF VIEW JOURNAL OF THE AIR POLLUTION CONTROL ASSOCIATION, 1971, 21 (04): : 176 - &
- [6] ISOMERIZATION HELPS REFINERS MEET LEAD PHASEDOWN ERDOL & KOHLE ERDGAS PETROCHEMIE, 1984, 37 (10): : 446 - 446
- [8] ISOMERIZATION HELPS REFINERS MEET LEAD PHASEDOWN ERDOL & KOHLE ERDGAS PETROCHEMIE, 1985, 38 (09): : 415 - 415