Nurhayati, Muhammad Sarjana. Analysis of Import Dependency for Pharmaceutical Chemical Precursors (HS Code 29) and Its Correlation with the Volatility of the National Chemical Industry Price Index. J.CJ [Internet]. 2025 Dec. 26 [cited 2026 Jul. 27];2(2):37-4. Available from: http://heijournal.id/index.php/cj/article/view/138