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Mochamad Badrusalim; Naning Sulistyaning Tiyas; Fathor Rosyid; Erwin Indrioko; Imam Annas Mushlihin. Effort Increase Results Study Student on Fikih Subject Using Problem Based Learning (PBL) Method In Class VII MI Miftahul Anwar Kurungrejo Nganjuk Regency. ICOE 2023, 945-953.