Alfvenic versus non-Alfvenic turbulence in the inner heliosphere as observed by Parker Solar Probe - Shi, C; Velli, M; Panasenco, O; Tenerani, A; Reville, V; Bale, SD; Kasper, J; Korreck, K; Bonnell, JW; de, Wit TD; Malaspina, DM; Goetz, K; et al. (ASTRONOMY & ASTROPHYSICS, 2021)