Title information : International conference on optoelectronic science and materials Action : \q12*stu_us_auth*1 0044437 \q \q1013 stu_us_auth*0044437 \d International conference on optoelectronic science and materials \q 20.-22.9.2019 : Hefei, Čína Issue data : Bristol : IOP Publishing, 2020 Document kind : zborník (príspevkov) References : \q2479**1 stu_us_cat*0079070*xcla \q (1) - článok