@article{Arruda:20162C, author = "Arruda, Luisa Ferreira da Gama Velho and Goncalves, Patricia", title = "{SEP Protons in GEO with the ESA MultiFunctional Spectrometer}", doi = "10.22323/1.236.0137", journal = "PoS", year = 2016, volume = "ICRC2015", pages = "137" }