JWST –DECO: temporal variations in the mid-IR silicate features of two T Tauri discs based on Spitzer and JWST observations. - Sameshima, N; Miyata, T; Kamizuka, T; Aikawa, Y; Honda, M; Cleeves, L I; Ballering, N P; Colmenares, M J; González-Ruilova, C; Guzman, V V (Monthly Notices of the Royal Astronomical Society, 2026)