Eti Rohmawati and Suprihno, “Transformatıon Strategıes of School Prıncıples ın Increasıng Learnıng Effectıveness Post-Covıd-19 Pandemıc at Mts Maarif NU 2 Sutojayan Blitar”, INCOILS, vol. 2, no. 1, Jan. 2023.