1. Nanofósiles del limite Cretácico/Terciario cerca de Beloc (Haití): bioestratigrafía, composición de las asociaciones e implicaciones paleoclimáticas;Aguado;J. Iber. Geol.,2004
2. Nannofossil diversity and equitability and fine-fraction δ 13 C across the Cretaceous/Tertiary boundary at Walvis Ridge Leg 74, South Atlantic;Alcalá-Herrera;Mar. Micropaleontol.,1992
3. Мaastriсhtian and Lowеr Palaеoсenе of Northеrn Saratov Rеgion (Russian Platform, Volga Rivеr): Foraminifеra and сalсarеous nannoplankton;Alekseev;Bulletin de l’Institut Royal des Sciences Naturelles de Belgique – Sciences de la Terre,1999
4. Micropaleontological and stratigraphical analyses of the Late Cretaceous/Early Tertiary succession of the Southern Nile Valley (Egypt);Ali,2003
5. Calcareous nannofossils biostratigraphy of the Late Campanian–Early Maastrichtian Age, Block 16, Jiza’-Qamar Basin, Eastern Yemen;Al-Wosabi;Arab. J. Geosci.,2013