https://etd.repository.ugm.ac.id/penelitian/detail/2335322000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2376352000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2379862000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2386162000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2507332000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2543762000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2573762000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2573802000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2608952000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2630422000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2655672000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2657792000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2657812000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2671932000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2673162000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2676512000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2683102000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2687222000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2697052000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2697092000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2717072000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2724792000never1.0