TY  - JOUR 
T1  - How regional organizations cope with recurrent stress: the case of South America
JO  - Revista Brasileira de Política Internacional
A1  - Nolte, Detlef
A1  - Weiffen, Brigitte
SN  - 0034-7329
UL  - 10.1590/0034-7329202100206
VL  - 64 
Y1  - 2021
PB  - Brasil 
ER  -