HELMAYUNI; MARDIANTO. Economic Valuation of “Parak” Traditional Agroforestry West Sumatera (Case Study in Nagari Paninggahan, Solok Regency). INFLUENCE: INTERNATIONAL JOURNAL OF SCIENCE REVIEW, [S. l.], v. 3, n. 3, p. 34–42, 2021. DOI: 10.54783/influencejournal.v3i3.271. Disponível em: https://influence-journal.com/index.php/influence/article/view/271. Acesso em: 4 jun. 2026.