Robbika, O. I. ., Y. Rohyami, and H. Hadriansyah. “Critical Quality Control on Determination of Boron Using ICP-OES With Gravimetric Method”. Indonesian Journal of Chemical Analysis (IJCA), vol. 5, no. 2, Sept. 2022, pp. 103-10, doi:10.20885/ijca.vol5.iss2.art5.