%0 Journal Article %T Investigation of carbonate addition on essential element concentrations in various teas %A YALCIN, T. %A UYGUNOZ, D. %A KIPCAK, A.S. %A MOROYDOR DERUN, E. %J Sigma Journal of Engineering and Natural Sciences %D 2024 %V 42 %P 731-738 %R 10.14744/sigma.2022.00109