?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nguyen%2C+Thi+Dung&rft.aulast=Nguyen&rft.aufirst=Thi+Dung&rft.issue=4&rft.volume=35&rft.date=2019&rft.issn=0866-8612&rft.atitle=Influences+of+growth+durations+on+characteristics+of+NaYF4%3A(Yb%2CTm)+upconversion+materials&rft.title=Influences+of+growth+durations+on+characteristics+of+NaYF4%3A(Yb%2CTm)+upconversion+materials&rft.genre=article