relation: http://repository.uhamka.ac.id/id/eprint/44362/ title: gb97r creator: 1, 1 subject: TA Engineering (General). Civil engineering (General) publisher: 1 type: Other type: NonPeerReviewed format: text language: en identifier: http://repository.uhamka.ac.id/id/eprint/44362/1/Improving%20the%20performace..%20%281%29.pdf identifier: 1, 1 gb97r. 1.