?url_ver=Z39.88-2004&rft_id=10.4028%2Fwww.scientific.net%2FKEM.841.220&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=N.&rft.aulast=Saafie&rft.au=Saafie%2C+N.&rft.isbn=9783035715149&rft.volume=841+KE&rft.issn=10139826&rft.pages=220-224&rft.atitle=Optimization+of+methylene+blue+adsorption+via+functionalized+activated+carbon+using+response+surface+methodology+with+central+composite+design&rft.title=Key+Engineering+Materials&rft.date=2020&rft.genre=article