Siegert, T., Diehl, R., Vincent, A. C., Guglielmetti, F., Krause, M. G. H., & Boehm, C. (2016). Search for 511 keV emission in satellite galaxies of the Milky Way with INTEGRAL/SPI. Astronomy & Astrophysics, 595:, pp. 1-7. doi:10.1051/0004-6361/201629136.