Positron annihilation spectrum from the Galactic Centre region observed by SPI/INTEGRAL revisited: annihilation in a cooling ISM?

Churazov, E. ; Sazonov, S. ; Tsygankov, S. ; Sunyaev, R. ; Varshalovich, D.

Monthly notices of the Royal Astronomical Society, 2011-03, Vol.411 (3), p.1727-1743 [Periódico revisado por pares]

Oxford, UK: Blackwell Publishing Ltd

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