@article {2014Natur.509..471G,
	title = {A Wolf-Rayet-like progenitor of SN 2013cu from spectral observations of a stellar wind},
	journal = {\nat},
	volume = {509},
	number = {7501},
	year = {2014},
	month = {may},
	pages = {471-474},
	keywords = {Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Solar and Stellar Astrophysics},
	doi = {10.1038/nature13304},
	author = {Gal-Yam, Avishay and Arcavi, I. and Ofek, E. O. and Ben-Ami, S. and Cenko, S. B. and Kasliwal, M. M. and Cao, Y. and Yaron, O. and Tal, D. and Silverman, J. M. and Horesh, A. and De Cia, A. and Taddia, F. and Sollerman, J. and Perley, D. and Vreeswijk, P. M. and Kulkarni, S. R. and Nugent, P. E. and Filippenko, A. V. and Wheeler, J. C.}
}
