Arregui, I.; Oliver, R.; Ballester, J.L.. , "Fast and Alfvén MHD waves in sheared coronal arcades". "IV Reunión Científica de la SEA", Santiago de Compostela, Spain, 2000. Publication data: Highlights of Spanis Astrophysics II (Ed. J. Zamorano, J. Gorgas, J. Gallego). Kluwer Academic Publishers. Pags. 253-256, 2001. ISBN 0 7923 6974 2. Paper presentation.
Oliver, R.; Cadez, V. M.; Carbonell, M.; Ballester,J. L.. , "Coronal potencial magnetic fields from photospheric sources with finite width". "IV Reunión Científica de la Sociedad Española de Astronomía. Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Poster.
Ballester, J. L.; Oliver, R.; Baudin, F.. , "Periodic emergence of magnetic flux as the cause of the 158-day periodicity in high energy solar flares". "IV Reunión Científica de la Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Poster.
Oliver, R.; Ballester, J. L.; Murawski, K.. , "Non linear fast MHD waves in coronal holes". "IV Reunión Científica de la Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Poster.
Díaz, A. J.; Oliver, R.; Ballester, J. L.. , "Fast MHD oscillations in prominence fine structures". "IV Reunión Científica de la Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Poster.
Orfila, A.; Oliver, R.; Ballester, J. L.; Alvarez, A.; Tintoré, J.. , "Forecasting the solar cycle with genetic algorithms". "IV Reunión Científica de la Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Poster.
Ballester, J. L.. , "Prominence Oscillations". "Magnetic wave phenomena in the solar atmosphere", Londres, United Kingdom, 2000. Invited conference.
Terradas, J.; Oliver, R.; Ballester, J. L.. , "Non adiabatic effects in MHD waves in the solar atmosphere". "IV Reunión Científica de la Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Paper presentation.
Terradas, J.; Oliver, R.; Ballester, J. L.. , "Non adiabatic effects in Magneto-acoustic-gravity Waves in the Solar Atmosphere". "IV Reunión Científica de la Sociedad Española de Astronomía", Santiago de Compostela, Spain, 2000. Publication data: Highlights of Spanish Astrophysics II, 249-252. Paper presentation.
Ballester, J. L.. , "Magnetic Oscillations in Prominences". "RAS Meeting on Magnetic Wave Phenomena in the Solar Atmosphere", Londres, United Kingdom, 2000. Invited conference.