“Implementation of Cramer’s Rule Assisted by the Sarrus Method in Solving the Problem of 2-Loop Unidirectional Electrical Circuits”. JIPFRI (Jurnal Inovasi Pendidikan Fisika Dan Riset Ilmiah), vol. 8, no. 2, Nov. 2024, pp. 60-66, https://doi.org/10.30599/jipfri.v8i2.2921.