https://etd.repository.ugm.ac.id/penelitian/detail/1686082013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686252013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686292013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686322013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686402013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686432013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686502013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686542013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1686782013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1687942013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1688352013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1690442013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1690482013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1690572013never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1690592013never1.0