Formulasi kebijakan tarif bea keluar untuk ekspor produk mineral hasil pengolahan dan pemurnian sebagai upaya mendapatkan nilai tambah = Formulation export duties tariff policy on processed and purified minerals as means of increasing value added

Compositional variations of AU_AG telluride minerals of arinem deposit, West Java

Minerals in animal and human nutrition

Minerals as advanced materials II

Sintesis Material Hibrid Silika-Organosilika Terfungsionalisasi Sulfonat dan Uji Aplikasinya pada Reaksi Esterifikasi Asam Lemak dengan Gliserol = Synthesis of Hybrid Materials Silica-Organosilica Functionalized by Sulfonate and Testing Its Application in the Esterification Reaction of Fatty Acids with Glycerol