Packaging of an ultra-stable all-fiber-integrated NALM oscillator at 1 μm center wavelength for FEL facilitiesYi Hua, Henrik Tünnermann, Caterina Vidoli, Haydar Sarper Salman, Yuxuan Ma, Uwe Grosse-Wortmann, Lutz Winkelmann and Ingmar HartlEPJ Web Conf., 267 (2022) 02034DOI: https://doi.org/10.1051/epjconf/202226702034