Analysing X-ray pulsar profiles - Geometry and beam pattern of 4U 0115+63 and V 0332+53M. Sasaki, D. Müller, U. Kraus, C. Ferrigno and A. SantangeloA&A, 540 (2012) A35DOI: https://doi.org/10.1051/0004-6361/201016304