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		Didi Jimbarwan, I., 		Supardi, I., & 		Wendri, N.
(2013).
 PERANCANGAN ALAT UKUR KANDUNGAN GAS CO PADA GAS BUANG KENDARAAN BERMOTOR MENGGUNAKAN SENSOR MQ-7 BERBASIS MIKROKONTROLER AT89S52.
<em>BULETIN FISIKA, 14</em>(2), 31-35.
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