https://etd.repository.ugm.ac.id/penelitian/detail/2321622024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2337172024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2337182024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2350662024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2359752024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2376482024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2387282024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2395092024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2453242024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2453972024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2457872024never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2476362024never1.0