Roslina Manurung, Dearlina Sinaga, and Lasma Siagian, “PENGARUH MODEL DISCOVERY LEARNING TERHADAP KEMAMPUAN BERPIKIR KRITIS PESERTA DIDIK KELAS X SMA SWASTA BANDUNG PERCUT SEI TUAN”, ijisk, vol. 3, no. 4, pp. 4471–4484, Oct. 2026.