Nguyen, Huong, et al. “Optic Bionanospherical Probe from Gd\(_2\)O\(_3\): Yb, Er Upconverting Nanosphere and mAb^CD133 Antibody for Precise Imaging Label of Cancer Stem Cell NTERA-2”. <i>Communications in Physics</i>, vol. 33, no. 3, Aug. 2023, p. 251, doi:10.15625/0868-3166/18226.