Lilis Puspitawati, Azhar Susanto, Sugiono Poulus and Jadi Suprijadi
Journal of Engineering and Applied Sciences 13 ( 15 ): 6265 - 6274 , 2018
Otniel Safkaur, Nunuy Nurafiah, Sugiono Poulus and Muhammad Dahlan
Journal of Engineering and Applied Sciences 15 ( 6 ): 1564 - 1572 , 2020