KAUSALITAS HARGA EMAS DUNIA, HARGA BERLIAN (0,3 CARAT, CLARITY IF-VVS, COLOR D-F, ROUND BRILLIANT CUT) DUNIA, DAN NILAI TUKAR USD TERHADAP RETURN SAHAM PERUSAHAAN JEWELLERY TERKEMUKA DI DUNIA. Musytari. 2025;24(12):791-800. Accessed October 3, 2026. https://cibjournal.com/index.php/musytari/article/view/1330