Wijaya, I., 		Arthawan, I., & 		Sari, A.
(2012).
 POTENSI NIRA KELAPA SEBAGAI BAHAN BAKU BIOETANOL.
<em>Bumi Lestari Journal Of Environment, 12</em>(1), 85-92.
Diambil dari <a href="http://103.29.196.112/index.php/blje/article/view/1538" target="_new">http://103.29.196.112/index.php/blje/article/view/1538</a>