Natalia, Eka Metha, et al. “Validity and Reliability Test in Measuring the Use of Siakad in Physics Education Students at Jambi University”. DIDAKTIKA : Jurnal Pemikiran Pendidikan, vol. 31, no. 2, Sept. 2025, pp. 380-92, doi:10.30587/didaktika.v31i2.9596.