| article html file updated | 6 February 2020 09:41 CET | Update | https://www.mdpi.com/1422-0067/15/6/9878 |
| article html file updated | 7 May 2019 13:41 CEST | Update | - |
| article html file updated | 21 March 2019 18:06 CET | Update | - |
| article html file updated | 20 August 2015 08:56 CEST | Update | - |
| article html file updated | 16 July 2014 08:48 CEST | Update | - |
| article xml file uploaded | 16 July 2014 08:48 CEST | Update | https://www.mdpi.com/1422-0067/15/6/9878/xml |
| article html file updated | 11 July 2014 10:33 CEST | Update | - |
| article xml file uploaded | 11 July 2014 10:33 CEST | Update | - |
| article html file updated | 4 July 2014 03:24 CEST | Original file | - |
| article xml file uploaded | 4 July 2014 03:23 CEST | Original file | - |
| article pdf uploaded. | 3 June 2014 09:55 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/6/9878/pdf |
