Comparative Study of γ- and e-Radiation-Induced Effects on FBGs Using Different Femtosecond Laser Inscription Methods. - Theodosiou A; Leal-Junior A; Marques C; Frizera A; Fernandes AJS; Stancalie A; Ioannou A; Ighigeanu D; Mihalcea R; Negut CD; Kalli K (Sensors (Basel, Switzerland), 2021)