Using a scholarly source:
Refereed, not primary & non-empirical. It was a review article in a refereed journal. Ross. Non-refereed, not primary & non-empirical. Even though Ross is a professor, there’s no evidence this is a peer-reviewed journal. She did not do anything herself and didn’t collect data. Kantrowitz. Non-refereed, primary & non-empirical. ................
................
To fulfill the demand for quickly locating and searching documents.
It is intelligent file search solution for home and business.