Kyumars Sheykh Esmaili Hassan Abolhassani Mahmood Neshati Ehsan Behrangi Asreen Rostami Mojtaba Mohammadi Nasiri Mahak: A Test Collection for Evaluation of Farsi Information Retrieval Systems. 639-644 2007 conf/aiccsa/2007 AICCSA http://dx.doi.org/10.1109/AICCSA.2007.370697 db/conf/aiccsa/aiccsa2007.html#EsmailiANBRN07