Smets, Benoît; Wauthier, Christelle; d’Oreye, Nicolas (December 2010). "A new map of the lava flow field of Nyamulagira (D.R. Congo) from satellite imagery". Journal of African Earth Sciences. 58 (5): 778–786. Bibcode:2010JAfES..58..778S. doi:10.1016/j.jafrearsci.2010.07.005.
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Smets, Benoît; Wauthier, Christelle; d’Oreye, Nicolas (December 2010). "A new map of the lava flow field of Nyamulagira (D.R. Congo) from satellite imagery". Journal of African Earth Sciences. 58 (5): 778–786. Bibcode:2010JAfES..58..778S. doi:10.1016/j.jafrearsci.2010.07.005.