https://etd.repository.ugm.ac.id/penelitian/detail/209292003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/209362003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/212282003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/212612003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/218612003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/218622003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/218632003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/219472003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/222202003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/222212003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/229302003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/229652003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/229662003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/229672003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/229682003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/229692003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/233052003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/233062003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/233502003never1.0https://etd.repository.ugm.ac.id/penelitian/detail/233512003never1.0