?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.jclepro.2019.119357&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Al-Sabaeei&rft.au=Al-Sabaeei%2C+A.M.&rft.aufirst=A.M.&rft.atitle=A+systematic+review+of+bio-asphalt+for+flexible+pavement+applications%3A+Coherent+taxonomy%2C+motivations%2C+challenges+and+future+directions&rft.volume=249&rft.issn=09596526&rft.date=2020&rft.title=Journal+of+Cleaner+Production&rft.genre=article