Ratna Zaidah. 2021. “Peningkatan Kemampuan Guru Dalam Pengembangan Silabus Kurikulum 2013 Melalui Pendekatan SGM”. Jurnal Kinerja Kependidikan (JKK): Facilities of Educator Career and Educational Scientific Information 2 (2):281-92. https://journalserambi.org/index.php/jkk/article/view/43.