The Repository of VTEI
BY YEARS
YEAR NUMBER
2023 28
2022 458
2021 551
2020 711
2019 366
2018 234
2017 173
2016 150
2015 91
2014 35
2013 34
2012 10
2011 18
2010 5
2009 4
2007 2
2005 1
2002 1