Kurnianto AA, Mundilarto M. Assessment: The Quality of Instrument to Measure Student’s Scientific Attitude (SSA) based on Content Validity and Empirical Testing . jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 Dec. 25 [cited 2024 Oct. 17];9(SpecialIssue):732-9. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/6816