by Dr. Ir. Muhammad Rasyaf, MS $6.00
by Slamet Soeseno $5.00
by Prof. Dr. Ir. Tri Yuwanta S.U., DEA $7.00
by Ir. R. Bambang Soelarso $6.00
by Bhisma Murti $7.00
by DR. Iskandar Wiryokusumo $7.00