1. USGS, M7.8 − 27km SSE of Muisne, Ecuador, Earthquake Hazard Program, available at: 〈http://earthquake.usgs.gov/earthquakes/eventpage/us20005j32#executive〉.
2. USGS, M7.8 − 29km SSE of Muisne, Ecuador. Acces date: 18th June 2016. URL: 〈http://earthquake.usgs.gov/earthquakes/eventpage/us20005j32#general〉.
3. The 16 April 2016, Mw 7.8 (Ms 7.5) Ecuador earthquake: a quasi-repeat of the 1942 Ms 7.5 earthquake and partial re-rupture of the 1906 Ms 8.6 Colombia–Ecuador earthquake;Ye;Earth Planet. Sci. Lett.,2016
4. Instituto Geofisico, Informe Sismico Especial N. 13, (17/04/2016).
5. Instituto Geofisico, Informe Sismico Especial N. 14, (20/04/2016).