https://etd.repository.ugm.ac.id/penelitian/detail/452042010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/452052010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/452062010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/452072010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455452010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455462010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455472010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455482010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455492010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455502010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455512010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455522010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/455532010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/459542010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/462462010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464032010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464042010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464052010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464092010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464102010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464112010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/464122010never1.0https://etd.repository.ugm.ac.id/penelitian/detail/491012010never1.0