Ari Sanjaya, I.
(2012).
 PENGARUH PENAMBAHAN POZZOLAN ALAM BATU APUNG TERHADAP KARAKTERISTIK GENTENG (STUDI KASUS GENTENG PLENTONG EX. PEJATEN).
<em>Jurnal Ilmiah Teknik Sipil, </em>.
Retrieved from <a href="http://103.29.196.112/index.php/jits/article/view/3489" target="_new">http://103.29.196.112/index.php/jits/article/view/3489</a>