https://etd.repository.ugm.ac.id/penelitian/detail/111592000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111652000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111662000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111672000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111682000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111722000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111732000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111742000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/111752000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119312000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119372000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119382000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119392000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119402000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119442000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119452000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119462000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/119472000never1.0