Constraints on the diffusive shock acceleration from the nonthermal X-ray thin shells in SN 1006 NE rimR. Yamazaki, T. Yoshida, T. Terasawa, A. Bamba and K. KoyamaA&A, 416 2 (2004) 595-602DOI: https://doi.org/10.1051/0004-6361:20034212