| article html file updated | 29 August 2025 21:23 CEST | Update | https://www.mdpi.com/1660-3397/12/12/5881 |
| article html file updated | 15 July 2022 23:37 CEST | Update | - |
| article html file updated | 6 February 2020 14:15 CET | Update | - |
| article html file updated | 7 May 2019 04:23 CEST | Update | - |
| article html file updated | 25 March 2019 18:53 CET | Update | - |
| article html file updated | 21 August 2015 03:37 CEST | Update | - |
| article html file updated | 26 December 2014 11:29 CET | Original file | - |
| article xml file uploaded | 26 December 2014 11:29 CET | Original file | https://www.mdpi.com/1660-3397/12/12/5881/xml |
| article pdf uploaded. | 5 December 2014 15:43 CET | Version of Record | https://www.mdpi.com/1660-3397/12/12/5881/pdf |
