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Putri, Yunita Jeliyah Jalis and Desnita, Desnita and Satri, Yulza (2024) Validity and Practicality of Student Worksheet Integrated by Sound Wave Experiment Set Using Smartphone with Sound Analyzer Basic 1.10.2 and Frequency Generator 2.6 Software. Jurnal Penelitian & Pengembangan Pendidikan Fisika, 10 (1). pp. 123-138. ISSN 2461-0933