https://etd.repository.ugm.ac.id/penelitian/detail/142542000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/142552000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/142582000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/142622000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/142632000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/143552000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/144202000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/144212000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/144642000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/145092000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/145132000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/145162000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/145172000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/145242000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2665212000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2672562000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2726262000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2726292000never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2726312000never1.0