Eko WahyudiOno Suparno dan. 1. “THE EFFECTS OF SODIUM PERCARBONATE CONCENTRATION AND AMOUNT OF WATER IN THE CHAMOIS TANNING ON THE CHAMOIS LEATHER QUALITY”. Jurnal Teknologi Industri Pertanian 22 (1). https://journal.ipb.ac.id/index.php/jurnaltin/article/view/5590.