UdG users
2005-11 Chapter
2018 Article
2020-07-20 Thesis
2014 Article
2013-06-03 Thesis
2013 Article
2015 Chapter
2009 Chapter
2016-04-29 Article
2011 Article
2015 Article
2004 Article
2013-02-18 Thesis
2014-10-31 Thesis
1981 Article
2019-05-10 Thesis
2020-11-20 Thesis