Muhamad Ikhwan Nugraha, Beny Dwi Lukitoaji. Efektivitas Model Problem Based Learning Berbantuan LKPD terhadap Hasil Belajar Muatan Pelajaran Ipa di SD Muhammadiyah Wirobrajan I. MKJPAI [Internet]. 2024 Jun. 1 [cited 2026 May 31];23(2):959 -. Available from: http://journal-laaroiba.com/ojs/index.php/mk/article/view/1707