Analysis of information sources in references of the Wikipedia article "Dimethyl ether" in English language version.
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: CS1 maint: archived copy as title (link), Conference on the Development and Promotion of Environmentally Friendly Heavy Duty Vehicles such as DME Trucks, Washington DC, March 17, 2006{{cite web}}
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: CS1 maint: archived copy as title (link){{cite web}}
: CS1 maint: archived copy as title (link){{cite web}}
: CS1 maint: archived copy as title (link), Conference on the Development and Promotion of Environmentally Friendly Heavy Duty Vehicles such as DME Trucks, Washington DC, March 17, 2006