Miluski P, Kochanowicz M, Zmojda J, Dorosz D. Multicolor emission of Tb3+/Eu3+ co-doped poly(methyl methacrylate) for optical fibre technology. Photon.Lett.PL [Internet]. 2017 Dec. 31 [cited 2023 Jun. 6];9(4):pp. 110-112. Available from: https://photonics.pl/PLP/index.php/letters/article/view/9-40