| article html file updated | 6 February 2020 19:57 CET | Update | https://www.mdpi.com/1422-0067/16/6/14171 |
| article html file updated | 6 May 2019 17:14 CEST | Update | - |
| article html file updated | 26 March 2019 05:13 CET | Update | - |
| article html file updated | 21 August 2015 13:59 CEST | Update | - |
| article html file updated | 7 July 2015 07:42 CEST | Original file | - |
| article xml file uploaded | 7 July 2015 07:42 CEST | Original file | https://www.mdpi.com/1422-0067/16/6/14171/xml |
| article pdf uploaded. | 23 June 2015 10:12 CEST | Version of Record | https://www.mdpi.com/1422-0067/16/6/14171/pdf |
