[1]
P. Liew, B. Shanmugarajah, I. Chew, T. Choong, K. Tan, Ultrasound Assisted Extraction of Nano Calcium from Waste Eggshell: A Preliminary Study on Crystal Violet Dye Removal, Chemical Engineering Transactions. 45 (2015) 1711-1716. doi:10.3303/CET1545286.