Rusnac, M. E., C. Gasparik, A. G. Delean, A. I. Aghiorghiesei, and D. Dudea. “Optical Properties and Masking Capacity of Flowable Giomers”. Medicine and Pharmacy Reports, vol. 94, no. 1, Nov. 2020, pp. 99-105, doi:10.15386/mpr-1924.