INTERNATIONAL JOURNAL OF BUSINESS AND ADMINISTRATION RESEARCH REVIEW (IJBARR) (www.ijbarr.com) Bangalore-560083, INDIA. Print ISSN: 2348-0653 Online ISSN: 2347-856X CERTIFICATE OF PUBLICATION This is to Certify that Mr./Mrs./Ms./Dr. Dr. J.Durga Prasada Rao has published research paper in " International Journal of Business and Administration Research Review (IJBARR) peer reviewed and refereed journal, Volume- 6, Issue- 1, January 2019, pp. 37-47." Paper Title:- " OPERATIONAL PERFORMANCE EVALUATION OF THERMAL POWER STATIONS: A CASE STUDY ON DR. NARLA TATA RAO THERMAL POWER STATION. A STATISTICAL ANALYSIS. " Chief Editor Managing Editor