Krühler, T., Kuncarayakti, H., Schady, P., Anderson, J. P., Galbany, L., & Gensior, J. (2017). Hot gas around SN 1998bw: Inferring the progenitor from its environment. Astronomy & Astrophysics, 602:, pp. 1-13. doi:10.1051/0004-6361/201630268.