https://etd.repository.ugm.ac.id/penelitian/detail/2207052023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2208712023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2208722023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2208872023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2211482023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2211712023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2211872023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2212672023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2213062023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2215582023never1.0https://etd.repository.ugm.ac.id/penelitian/detail/2224012023never1.0