“Students’ Negotiation Text Writing Skills in Phase E at SMK Negeri 6 Padang through the Problem-Based Learning Model: KEMAMPUAN MENULIS TEKS NEGOSIASI SISWA FASE E SMK NEGERI 6 PADANG MELALUI MODEL PROBLEM BASED LEARNING”. TOFEDU: The Future of Education Journal, vol. 5, no. 3, Oct. 2026, pp. 5734-40, https://doi.org/10.61445/9enr3q87.