| The Paleocene–Eocene thermal maximum: New data on microfossil turnover at the Zumaia Section, Spain L Alegret, S Ortiz, X Orue-Etxebarria, G Bernaola, JI Baceta, S Monechi, ... Palaios 24 (5), 318-328, 2009 | 100 | 2009 |
| The Global Stratotype Sections and Points for the bases of the Selandian (Middle Paleocene) and Thanetian (Upper Paleocene) stages at Zumaia, Spain B Schmitz, V Pujalte, E Molina, S Monechi, X Orue-Etxebarria, RP Speijer, ... Episodes, 2011 | 98 | 2011 |
| The Global Stratotype Section and Point (GSSP) for the base of the Lutetian Stage at the Gorrondatxe section, Spain E Molina, L Alegret, E Apellaniz, G Bernaola, F Caballero, ... Special Focus, 86, 2011 | 92 | 2011 |
| Extinction and recovery of benthic foraminifera across the Paleocene–Eocene Thermal Maximum at the Alamedilla section (Southern Spain) L Alegret, S Ortiz, E Molina Palaeogeography, Palaeoclimatology, Palaeoecology 279 (3), 186-200, 2009 | 83 | 2009 |
| Palaeoenvironmental turnover across the Palaeocene/Eocene boundary at the Stratotype section in Dababiya (Egypt) based on benthic foraminifera L Alegret, S Ortiz, I Arenillas, E Molina Terra Nova 17 (6), 526-536, 2005 | 70 | 2005 |
| What happens when the ocean is overheated? The foraminiferal response across the Paleocene–Eocene Thermal Maximum at the Alamedilla section (Spain) L Alegret, S Ortiz, I Arenillas, E Molina Geological Society of America Bulletin 122 (9-10), 1616-1624, 2010 | 57 | 2010 |
| Foraminiferal and δ13C isotopic event‐stratigraphy across the Danian–Selandian transition at Zumaya (northern Spain): chronostratigraphic implications I Arenillas, E Molina, S Ortiz, B Schmitz Terra Nova 20 (1), 38-44, 2008 | 51 | 2008 |
| Lower-middle Eocene benthic foraminifera from the Fortuna Section (Betic Cordillera, southeastern Spain) S Ortiz, E Thomas Micropaleontology 52 (2), 97-150, 2006 | 47 | 2006 |
| Global extinction event in benthic foraminifera across the Paleocene/Eocene boundary at the Dababiya Stratotype section L Alegret, S Ortiz Micropaleontology 52 (5), 433-447, 2006 | 44 | 2006 |
| Foraminiferal turnover across the Eocene–Oligocene transition at Fuente Caldera, southern Spain: No cause–effect relationship between meteorite impacts and extinctions E Molina, C Gonzalvo, S Ortiz, LE Cruz Marine Micropaleontology 58 (4), 270-286, 2006 | 42 | 2006 |
| Effects of the Oligocene climatic events on the foraminiferal record from Fuente Caldera section (Spain, western Tethys) L Alegret, LE Cruz, R Fenero, E Molina, S Ortiz, E Thomas Palaeogeography, Palaeoclimatology, Palaeoecology 269 (1-2), 94-102, 2008 | 39 | 2008 |
| Integrated magnetobiochronology of the Early/Middle Eocene transition at Agost (Spain): implications for defining the Ypresian/Lutetian boundary stratotype JC LARRASOAÑA, C Gonzalvo, E Molina, S Monechi, S Ortiz, F Tori, ... Lethaia 41 (4), 395-415, 2008 | 36 | 2008 |
| Palaeoenvironmental turnover across the Ypresian-Lutetian transition at the Agost section, Southastern Spain: In search of a marker event to define the Stratotype for the base … S Ortiz, C Gonzalvo, E Molina, FJ Rodríguez-Tovar, A Uchman, ... Marine Micropaleontology 69 (3-4), 297-313, 2008 | 35 | 2008 |
| The Dababiya corehole, Upper Nile Valley, Egypt: Preliminary Results W Berggren, L Alegret, MP Aubry, B Cramer, C Dupuis, S Goolaerts, ... Austrian Journal of Earth Sciences 105 (1), 161-168, 2012 | 31 | 2012 |
| The Dababiya corehole, Upper Nile Valley, Egypt: preliminary results Peer reviewed article WA Berggren, L Alegret, MP Aubry, BS Cramer, C Dupuis, S Goolaerts, ... | 31* | |
| Distribution patterns of benthic foraminifera across the Ypresian–Lutetian Gorrondatxe section, Northern Spain: Response to sedimentary disturbance S Ortiz, L Alegret, A Payros, X Orue-Etxebarria, E Apellaniz, E Molina Marine Micropaleontology 78 (1), 1-13, 2011 | 30 | 2011 |
| An early Lutetian carbon‐cycle perturbation: Insights from the Gorrondatxe section (western Pyrenees, Bay of Biscay) A Payros, S Ortiz, L Alegret, X Orue‐Etxebarria, E Apellaniz, E Molina Paleoceanography 27 (2), 2012 | 23 | 2012 |
| Glomospira Acme During the Paleocene-Eocene Thermal Maximum: Response to CaCO3 Dissolution or to Ecological Forces? GJ Arreguîn-Rodrîguez, L Alegret, S Ortiz The Journal of Foraminiferal Research 43 (1), 40-54, 2013 | 18 | 2013 |
| Sponges and corals from the Middle Eocene (Bartonian) marly formations of the Pamplona Basin (Navarre, western Pyrenees): taphonomy, taxonomy, and paleoenvironments H Astibia, J Elorza, A Pisera, G Álvarez-Pérez, A Payros, S Ortiz Facies 60 (1), 91-110, 2014 | 17 | 2014 |
| Integrated stratigraphy and chronostratigraphy across the Ypresian-Lutetian transition in the Fortuna Section (Betic Cordillera, Spain) E Molina, C Gonzalvo, MA Mancheño, S Ortiz, B Schmitz, E Thomas, ... Newsletters on Stratigraphy 42 (1), 1-19, 2006 | 17 | 2006 |