Femtosecond Laser Micromachining of Fabry-Pérot Interferometers for Magnetic Field SensingJoão M. Maia, Vítor A. Amorim, Duarte Viveiros and P. V. S. MarquesEPJ Web Conf., 215 (2019) 13001DOI: https://doi.org/10.1051/epjconf/201921513001