Nebular phase observations of the type-Ib supernova iPTF13bvn favour a binary progenitor
Kuncarayakti, Hanindyo; Maeda, Keiichi; Bersten, Melina Cecilia; Folatelli, Gastón; Morrell, Nidia; Hsiao, Eric; González Gaitán, Santiago; Anderson, J. P.; Hamuy Wackenhut, Mario; De Jaeger, Thomas; Gutiérrez, C. P.; Kawabata, K. S. (EDP Sciences, 2015)