The enigmatic nature of the circumstellar envelope and bow shock surrounding Betelgeuse as revealed by HerschelL. Decin, N. L.J. Cox, P. Royer, A.J. van Marle and B. VandenbusscheEAS Publications Series, 60 (2013) 227-234DOI: https://doi.org/10.1051/eas/1360026
