Evidence of Subproton-Scale Magnetic Holes in the Venusian Magnetosheath - Goodrich, KA; Bonnell, JW; Curry, S; Livi, R; Whittlesey, P; Mozer, F; Malaspina, D; Halekas, J; McManus, M; Bale, S; Bowen, T; Case, A; et al. (GEOPHYSICAL RESEARCH LETTERS, 2021)