Diffraction-limited speckle interferometry and modeling of the circumstellar envelope of R CrB at maximum and minimum lightK. Ohnaka, Y. Balega, T. Blöcker, Y. S. Efimov, K.-H. Hofmann, N. R. Ikhsanov, V. I. Shenavrin, G. Weigelt and B. F. YudinA&A, 380 1 (2001) 212-220DOI: https://doi.org/10.1051/0004-6361:20011369
