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PENGARUH PENGGUNAAN BERBAGAI MACAM ZAT ADITIF BAHAN BAKAR TERHADAP KINERJA MOTOR EMPAT LANGKAH 125 CC BERBAHAN BAKAR PERTAMAX95
(FT UMY, 2017-01-10)
Today the people of Indonesia has a very large dependence on primary energy sources of fossil origin. Fossil fuels are the main energy source in industry, transport and households. demand for energy resources its use it ...