TY  - JOUR 
T1  - Temporal variations of Collembola (Arthropoda: Hexapoda) in the semiarid Caatinga in northeastern Brazil
JO  - Zoologia (Curitiba)
A1  - Ferreira, Aila Soares
A1  - Bellini, Bruno Cavalcante
A1  - Vasconcellos, Alexandre
SN  - 1984-4670
UL  - 10.1590/S1984-46702013005000009
VL  - 30 
Y1  - 2013
PB  - Brasil 
ER  -