Solikhin, Muhammad, and Naimah Naimah. 2021. “Praxis Blue Ocean Strategic: (Student Selection) PPDB Process in Educational Institutions During The Covid-19 Pandemic”. Nidhomul Haq : Jurnal Manajemen Pendidikan Islam 6 (2), 286-97. https://doi.org/10.31538/ndh.v6i2.1454.