?url_ver=Z39.88-2004&rft_id=10.1039%2Fd2ra06056f&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Hamidi%2C+R.M.&rft.aulast=Hamidi&rft.aufirst=R.M.&rft.date=2022&rft.title=RSC+Advances&rft.atitle=Fly+ash+geopolymer+as+a+coating+material+for+controlled-release+fertilizer+based+on+granulated+urea&rft.pages=33187-33199&rft.volume=12&rft.issn=20462069&rft.issue=51&rft.genre=article