- S. PENINGKATAN KEMAMPUANBERPIKIRKRITISMELALUI METODE PROBLEM SOLVING PADA PESERTA DIDIK X KU 3 SMKN 1 LUMAJANG. EDU [Internet]. 2015Nov.1 [cited 2024May17];3(2). Available from: https://ejurnal.uij.ac.id/index.php/EDU/article/view/155