Astutik, Yuli, et al. “Psychometric Validation of a Two-Factor Self-Report Instrument for Science Process Skills-Related Behaviors in Indonesian High School Students”. Jurnal Penelitian Dan Pengkajian Ilmu Pendidikan: E-Saintika, vol. 10, no. 2, July 2026, pp. 868-02, https://doi.org/10.36312/e-saintika.v10i2.6140.