Wiratmaja, I.
(2012).
 Analisa Unjuk Kerja Motor Bensin Akibat Pemakaian Biogasoline.
<em>Jurnal Energi Dan Manufaktur, </em>.
Retrieved from <a href="http://103.29.196.112/index.php/jem/article/view/2313" target="_new">http://103.29.196.112/index.php/jem/article/view/2313</a>