Library VTT Search for 'au:Nguyễn Văn Trung' http://lib.vttu.edu.vn:6060/cgi-bin/koha/opac-search.pl?q=ccl=au:Nguyễn Văn Trung&format=rss2 Search results for 'au:Nguyễn Văn Trung' at Library VTT 117 20