https://etd.repository.ugm.ac.id/penelitian/detail/1691462019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1691472019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1691842019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1737152019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1774032019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1785912019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1786432019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1787782019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1795822019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1797442019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1800472019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1801152019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1801922019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1802322019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1802372019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1802432019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1819502019never1.0https://etd.repository.ugm.ac.id/penelitian/detail/1822582019never1.0