Detection of circumstellar material in a normal type Ia supernova. by Patat, F, Chandra, P, Chevalier, R, Justham, S, Podsiadlowski, P, Wolf, C, Gal-Yam, A, Pasquini, L, Crawford, I, Mazzali, P, Pauldrach, A, Nomoto, K, Benetti, S, Cappellaro, E, Elias-Rosa, N, Hillebrandt, W, Leonard, D, Pastorello, A, Renzini, A, Sabbadin, F, Simon, J, Turatto, M

High-velocity features: a ubiquitous property of Type Ia Supernovae by Mazzali, P, Benetti, S, Altavilla, G, Blanc, G, Cappellaro, E, Elias-Rosa, N, Garavini, G, Goobar, A, Harutyunyan, A, Kotak, R, Leibundgut, B, Lundqvist, P, Mattila, S, Mendez, J, Nobili, S, Pain, R, Pastorello, A, Patat, F, Pignata, G, Podsiadlowski, P, Ruiz-Lapuente, P, Salvo, M, Schmidt, B, Sollerman, J, Stanishev, V, Stehle, M, Tout, C, Turatto, M, Hillebrandt, W