Edi Indera, Yelna Yuristiary, Chablullah Wibisono, Tri Nadya Pratiwi. OPERATIONAL & MAINTENANCE COST AND REVENUE ANALYSIS ON THE CONCEPTUAL DESIGN OF BATUAMPAR CARGO PORT SYSTEMS OF BATAM CITY USING VALUEENGINEERING APPROACH. J Arch.Egyptol 2020, 17, 11602-11615.