stdClass Object ( [id] => 206 [paper_index] => 201607-02-000387 [title] => COMPARISON BETWEEN LINEAR AND QUADRATIC MODELS FOR ESTIMATING SOLAR RADIATION DATA IN YOLA, ADAMAWA STATE, NIGERIA [description] => [author] => David T. Ogbaka & Jackson. K [googlescholar] => [doi] => [year] => 2016 [month] => July [volume] => 1 [issue] => 5 [file] => 943am_13.David T. Ogbaka-2.7.16.pdf [abstract] => [keywords] => [doj] => 0000-00-00 [hit] => 2606 [status] => y [award_status] => P [orderr] => 13 [journal_id] => 2 [googlesearch_link] => [edit_on] => [is_status] => 1 [journalname] => EPRA International Journal of Research & Development (IJRD) [short_code] => IJSR [eissn] => 2455-7838 (Online) [pissn] => - - [home_page_wrapper] => images/products_image/2-n.png ) Error fetching PDF file.