TY  - JOUR 
T1  - About methods and instruments in behavior research
JO  - BrJP
A1  - Perissinotti, Dirce Maria Navas
SN  - 2595-3192
UL  - 10.5935/2595-0118.20200017
VL  - 3 
Y1  - 2020
PB  - Brasil 
ER  -