Volume & Issue: Volume 9, Issue 1 - Serial Number 17, October 2019 
Business Information: from Need to Service

Pages 221-241


Rouhallah Khademi; Gholamreza Heidari; Zahed Bigdeli; Babak Mokhtari

Systematic review of Query Expansion in Persian Language

Pages 201-220


Davoud Haseli; Fatemeh Fahimnia; Nader Naghshineh; Hashem Atapour; Molukos Sadat Hoseini Beheshti