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README.md

 xQML
 
 a quadratic Power Spectrum estimator based on cross-correlation between maps.
-[Vanneste et al.]
+[Vanneste et al., 2018, [astro-ph/1807.02484] (https://arxiv.org/abs/1807.02484) ]
 
 This is the generalisation to cross-correlation of QML methods
 [Tegmark Physical Review D 55, 5895 (1997), Tegmark and de Oliveira-Costa, Physical Review D 64 (2001)]