Kovalenko EN, Yunakova ON, Yunakov NN. Exciton absorption spectra of thin films of RbCu₂Cl₃ and Rb₂Cu₃Cl₅ ternary compounds. Fiz. Nizk. Temp. [інтернет]. 19, Березень 2021 [цит. за 20, Червень 2025];47(5):462-7. доступний у: http://80.92.230.95/index.php/fnt/article/view/f47-0462e