Book 10.1 Subsidiary of the University of Ruse in RazgradBook 10.1 · Chemical Technologies SAT-LCR-P-2-CT(R)-06 Investigation of methods for extracting calcium carbonate from waste eggshells Cite Cite this paper× Citation styleAPA 7IEEEChicago Author–DateHarvardBibTeXRIS DownloadCopy Ganka Kolchakova, Dimitrina Kiryakova, Antoniya Ilieva, Yancho Hristov