https://etd.repository.ugm.ac.id/penelitian/detail/503492011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/505262011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/506322011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/512752011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/513402011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/514992011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/515232011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/517002011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/518142011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/522382011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/523122011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/524122011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/525632011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/526112011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/527452011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/528322011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/528712011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/528972011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/531502011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/531542011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/531762011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/532352011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/536152011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/536262011never1.0https://etd.repository.ugm.ac.id/penelitian/detail/540052011never1.0