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Continue to ChatETBE synthesis over silicotungstic acid and tungstophosphoric acid catalysts calcined at different temperatures - https://avesis.gazi.edu.tr/yayin/fda810ff-db28-43de-8a54-3e83e40418f4/etbe-synthesis-over-silicotungstic-acid-and-tungstophosphoric-acid-catalysts-calcined-at-different-temperatures