Sójka, L., Tang, Z., Furniss, D., Sakr, H., Oladeji, A., Bereś-Pawlik, E., …Sujecki, S. (2014). Broadband, mid-infrared emission from Pr3+ doped GeAsGaSe chalcogenide fiber, optically clad. Optical Materials, 36(6), 1076-1082. https://doi.org/10.1016/j.optmat.2014.01.038