Baran, K., Różowicz, A., Różowicz, S., & Strączyński, P. (2026). Research on thermal resistance Rthⱼ₋꜀ to determine the junction temperature and its impact on selected light parameters of high-power LED sources. Opto-Electronics Review, 34(1), e157818. https://doi.org/10.24425/opelre.2026.157818