Litwin, D., Galas, J., Daszkiewicz, M., Kryszczyński, T., Czyżewski, A., & Radziak, K. (2019). Dedicated optical systems of the Institute of Applied Optics. Photonics Letters of Poland, 11(2), 29–31. https://doi.org/10.4302/plp.v11i2.898