Suyanta, -, and Cerry Reggiani Catri. 2017. “THE EFFECTIVENESS OF NATURAL ZEOLITE AS METAL ABSORBENT COPPER(II) IN POOL WATER WITH COLOUMN ADSORPTION METHOD”. Jurnal Penelitian Saintek 21 (2):87-95. https://doi.org/10.21831/jps.v21i2.12506.