Weinert-Rączka, E. and Wichtowski, M. 2012. Erasing of an optically induced grating in a semi-insulating multiple quantum well waveguide. Photonics Letters of Poland. 4, 1 (Mar. 2012), pp. 23–25. DOI:https://doi.org/10.4302/photon. lett. pl.v4i1.285.