| article html file updated | 29 August 2025 21:11 CEST | Update | https://www.mdpi.com/1422-0067/15/8/13720 |
| article html file updated | 15 July 2022 23:17 CEST | Update | - |
| article html file updated | 6 February 2020 11:18 CET | Update | - |
| article html file updated | 7 May 2019 10:11 CEST | Update | - |
| article html file updated | 21 March 2019 22:38 CET | Update | - |
| article html file updated | 20 August 2015 14:46 CEST | Update | - |
| article html file updated | 11 September 2014 03:08 CEST | Update | - |
| article xml file uploaded | 11 September 2014 03:08 CEST | Update | https://www.mdpi.com/1422-0067/15/8/13720/xml |
| article html file updated | 3 September 2014 07:27 CEST | Original file | - |
| article xml file uploaded | 3 September 2014 07:27 CEST | Original file | - |
| article pdf uploaded. | 8 August 2014 08:42 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/8/13720/pdf |