relation: http://repository.uhamka.ac.id/id/eprint/44262/ title: lk7 creator: 1, 1 subject: T Technology (General) publisher: 1 type: Other type: NonPeerReviewed format: text language: en identifier: http://repository.uhamka.ac.id/id/eprint/44262/1/OK%20EFFECT%20OF%20CYLINDER%20SURFACE%20ROUGHNESS%20TO%20THE%20DISTANCE%20FORMATION%20OF%20VORTEX.pdf identifier: 1, 1 lk7. 1.