Paśnikowska, A., Stopiński, S., Anders, K., Rojewski, M., Kustosz, Łukasz, & Piramidowicz, R. (2026). Multi-channel transmitters for free-space optical communication systems. Photonics Letters of Poland, 18(1), 13–15. https://doi.org/10.4302/plp.v18i1.1381