Measurement of Magnetic Field Fluctuations in the Parker Solar Probe and Solar Orbiter Missions - Jannet, G; de, Wit TD; Krasnoselskikh, V; Kretzschmar, M; Fergeau, P; Bergerard-Timofeeva, M; Agrapart, C; Brochot, J-Y; Chalumeau, G; Martin, P; Revillet, C; Bale, SD; et al. (JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2021)