@inbook{125,
  author = {A Pardo and N Ortiz and G Keller},
  title = {Latest Maastrichtian and K/T boundary foraminiferal turnover and environmental changes at Agost, Spain},
  year = {1996},
  journal = {The Cretaceous-Tertiary Mass Extinction: Biotic and Environmental Effects},
  pages = {157-191},
  publisher = {Norton Press},
  address = {New York},
  language = {eng},
}