Le, Q. H., Nguyen, T. N., Bui, T. H., Nguyen, C. H., Le, T. A. D., Do, H. M. and Le, T. L. (2022) “Determination of Essential Element and Titanium Contents in Rocks using Flame Atomic and Molecular Absorption Spectrometry”, Journal of Technical Education Science, 17(6), pp. 46–53. doi: 10.54644/jte.73.2022.1207.