ESTIMASI BIOMASSA DI HUTAN NAGARI SIMPANG KAPUAK KECAMATAN MUNKA KABUPATEM LIMA PULUH KOTA SUMATERA BARAT. Trigonometri : Journal Matematika dan Ilmu Pengetahuan Alam, [S. l.], v. 8, n. 2, p. 61–70, 2026. Disponível em: https://cibjournal.com/index.php/trigonometri/article/view/6309. Acesso em: 2 oct. 2026.