TY  - JOUR 
T1  - Middle Cretaceous palynological assemblages rich in copepod eggs: their paleoecological significance
JO  - Anais da Academia Brasileira de Ciências
A1  - ARAI, MITSURU
SN  - 0001-3765
UL  - 10.1590/S0001-37652002000200025
VL  - 74 
Y1  - 2002
PB  - Brazil 
ER  -