TY  - JOUR
AU  - Roustakiani, Azadeh 
AU  - Abdolvand, Neda
AU  - Rajaei Harandi, Saeideh
TI  - An Improved Sentiment Analysis Algorithm based on Appraisal Theory and Fuzzy Logic
JO  - Journal of Information Systems and Telecommunication (JIST) 
VL  - 6
IS  - 22
SP  - 88
EP  - 94
PY  - 2018
DO  - 10.7508/jist.2018.02.004
ER  -