| article html file updated | 5 February 2020 20:32 CET | Update | https://www.mdpi.com/1422-0067/13/5/6452 |
| article html file updated | 12 September 2019 06:53 CEST | Update | - |
| article html file updated | 12 September 2019 03:54 CEST | Update | - |
| article html file updated | 11 September 2019 20:40 CEST | Update | - |
| article html file updated | 8 May 2019 17:54 CEST | Update | - |
| article html file updated | 25 March 2019 11:27 CET | Update | - |
| article html file updated | 29 June 2017 13:17 CEST | Update | - |
| article html file updated | 17 June 2015 00:04 CEST | Update | - |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Original file | https://www.mdpi.com/1422-0067/13/5/6452/xml |
| article html file updated | 7 February 2013 12:28 CET | Update | - |
| article html file updated | 7 February 2013 02:25 CET | Update | - |
| article html file updated | 6 February 2013 07:52 CET | Update | - |
| article html file updated | 29 January 2013 03:49 CET | Update | - |
| article html file updated | 26 January 2013 10:41 CET | Update | - |
| article html file updated | 23 January 2013 18:15 CET | Original file | - |
