Wavelength-switchable L-band fiber laser assisted by ultrafast laser fabricated random reflectorsRosa Ana Perez-Herrera, Pablo Roldan-Varona, Arturo Sanchez-Gonzalez, Luis Rodriguez-Cobo, Jose Miguel Lopez-Higuera and Manuel Lopez-AmoEPJ Web Conf., 266 (2022) 13026DOI: https://doi.org/10.1051/epjconf/202226613026