1. Standard calpionellid zonation (Upper Tithonian-Valanginian) of the Western Mediterranean Province;Allemann,1971
2. The Berriasian of Caravaca (Province of Murcia) in the subbetic zone of Spain and its importance for defining this stage and the Jurassic-Cretaceous boundary;Allemann,1975
3. Extraterrestrial cause for the Cretaceous-Tertiary extinction;Alvarez;Science,1980
4. Cretaceous calcareous nannofossil biostratigraphy of sediments recovered from ODP Leg 103, Galicia Bank;Applegate,1989
5. Quantitative biochronology of Pliocene and Early Pleistocene calcareous nannofossils from the Atlantic, Indian and Pacific oceans;Backman;Mar. Micropaleontol.,1983