1. Changes of relative surface water temperature throughout the Maastrichtian-Ypresian in central Egypt;Abd El-Hameed;M.E.R.C. Ain Shams University, Earth Science,1984
2. Biostratigraphic implications of Maastrichtian-Lower Eocene sequence at the North Gunna Section, Farafra Oasis, Western Desert, Egypt;Abdel-Kireem;Marine Micropaleontology,1995
3. Late Cretaceous to early Paleocene climate and sea-level fluctuations;Adatte;Palaeogeography, Palaeoclimatology, Palaeoecology,2002
4. Responses of calcareous nannofossil assemblages, mineralogy and geochemistry to the environmental perturbations across the Paleocene/Eocene boundary in the Venetian Pre-Alps;Agnini;Marine Micropaleontology,2007
5. Biozonation and biochronology of Paleogene calcareous nannofossils from low and middle latitudes;Agnini;Newsletters on Stratigraphy,2014