@article{ijtech-1114,
				title={Synthesis of Poly- Tetra-p-Allylcalix[4]Arene Tetra Acetic Acid Adsorbent for Cr(III) and Pb(II) Metal Ions},
				author={Triana  Kusumaningsih, Jumina ,Dwi  Siswanta,Mustofa ,Keisuke  Ohto,Hidetaka  Kawakita},
				volume={3},
				number={2},
				year={2014},
				month={Jan},
				pages={93-102},
				DOI={https://doi.org/10.14716/ijtech.v3i2.91},
				journal={International Journal of Technology},
				ISSN={2087-2100}}