Plane-mirroring anomaly in the cosmic microwave background maps V. G. Gurzadyan, T. Ghahramanyan, A. L. Kashin, H. G. Khachatryan, A. A. Kocharyan, H. Kuloghlian, D. Vetrugno and G. Yegorian A&A, 498 1 (2009) L1-L3 Published online: 25 March 2009 DOI: 10.1051/0004-6361/200911795