Pablo J.D. Mauas & Andrea P. Buccino. "Mauas, Pablo J. D.; Buccino, Andrea P.; Flamenco, Eduardo (2011). „Long-term solar activity influences on South American rivers”. Journal of Atmospheric and Solar-Terrestrial Physics. 73 (2–3): 377. Bibcode:2011JASTP..73..377M. S2CID55802318. arXiv:1003.0414. doi:10.1016/j.jastp.2010.02.019." page 5. Journal of Atmospheric and Solar-Terrestrial Physics on Space Climate, March 2010. Accessed: 20 September 2014.
Pablo J.D. Mauas & Andrea P. Buccino. "Mauas, Pablo J. D.; Buccino, Andrea P.; Flamenco, Eduardo (2011). „Long-term solar activity influences on South American rivers”. Journal of Atmospheric and Solar-Terrestrial Physics. 73 (2–3): 377. Bibcode:2011JASTP..73..377M. S2CID55802318. arXiv:1003.0414. doi:10.1016/j.jastp.2010.02.019." page 5. Journal of Atmospheric and Solar-Terrestrial Physics on Space Climate, March 2010. Accessed: 20 September 2014.
Pablo J.D. Mauas & Andrea P. Buccino. "Mauas, Pablo J. D.; Buccino, Andrea P.; Flamenco, Eduardo (2011). „Long-term solar activity influences on South American rivers”. Journal of Atmospheric and Solar-Terrestrial Physics. 73 (2–3): 377. Bibcode:2011JASTP..73..377M. S2CID55802318. arXiv:1003.0414. doi:10.1016/j.jastp.2010.02.019." page 5. Journal of Atmospheric and Solar-Terrestrial Physics on Space Climate, March 2010. Accessed: 20 September 2014.
Pablo J.D. Mauas & Andrea P. Buccino. "Mauas, Pablo J. D.; Buccino, Andrea P.; Flamenco, Eduardo (2011). „Long-term solar activity influences on South American rivers”. Journal of Atmospheric and Solar-Terrestrial Physics. 73 (2–3): 377. Bibcode:2011JASTP..73..377M. S2CID55802318. arXiv:1003.0414. doi:10.1016/j.jastp.2010.02.019." page 5. Journal of Atmospheric and Solar-Terrestrial Physics on Space Climate, March 2010. Accessed: 20 September 2014.