TY  - SER
AU  - Molina,Eustoquio
AU  - Arenillas,Ignacio
AU  - Arz,José
TI  - Mass extinction in planktic foraminifera at the Cretaceous/Tertiary boundary in subtropical and temperate latitudes
SN  - 00379409
N1  - bibliogr. p. 362-363
ER  -