https://etd.repository.ugm.ac.id/penelitian/detail/2483042025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2484182025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2524462025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2558792025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2558812025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2558822025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2558832025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2558842025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2679752025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2679872025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2682622025never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2682632025never1.0