@article{paperid:1079196, author = {Zeynali Tazehkandi, Mahdi and Nowkarizi, Mohsen}, title = {Evaluating the effectiveness of Google, Parsijoo, Rismoon, and Yooz to retrieve Persian documents}, journal = {Library Hi Tech}, year = {2020}, volume = {39}, number = {1}, month = {March}, issn = {0737-8831}, pages = {166--189}, numpages = {23}, keywords = {Evaluation; Information retrieval; effectiveness; search engines; google; Online retrieval;}, }