Pawlata, A. and Bartosewicz, B. 2026. Application of the Tikhonov and the modified Twomey methods to calculate narrow microparticle size distributions by the laser diffraction technique. Opto-Electronics Review. 31, 1 (Mar. 2026), e145497. DOI:https://doi.org/10.24425/opelre.2023.145497.