Beaulieu, J.-P.; Bennett, D.P.; Fouque, P.; Williams, A.; Dominik, M.; et al.: Discovery of a Cool Planet of 5.5 Earth Masses Through Gravitational Microlensing. Nature, 2006, 439. vsk, s. 437–440. doi:10.1038/nature04441Artikkelin verkkoversio. Viitattu 6.2.2019.
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Beaulieu, J.-P.; Bennett, D.P.; Fouque, P.; Williams, A.; Dominik, M.; et al.: Discovery of a Cool Planet of 5.5 Earth Masses Through Gravitational Microlensing. Nature, 2006, 439. vsk, s. 437–440. doi:10.1038/nature04441Artikkelin verkkoversio. Viitattu 6.2.2019.